Finding the Fourth Proportional to 368,094,066,633.15, 552,196,307,591.49 and 129,286,624,608.10

Step by Step Solution

1. Step 1: Write the proportion equation
   368,094,066,633.15 : 552,196,307,591.49 = 129,286,624,608.10 : x
2. Step 2: Convert to fraction form
   368,094,066,633.15/552,196,307,591.49 = 129,286,624,608.10/x
3. Step 3: Cross multiply
   368,094,066,633.15x = 552,196,307,591.49 × 129,286,624,608.10
4. Step 4: Simplify right side
   368,094,066,633.15x = 71,391,596,729,559,892,885,504
5. Step 5: Solve for x
   x = 71,391,596,729,559,892,885,504/368,094,066,633.15
6. Step 6: Final answer
   x = 193,949,327,633.99