Finding the Fourth Proportional to 182,200.42, 273,043.72 and 86,035.03

Step by Step Solution

1. Step 1: Write the proportion equation
   182,200.42 : 273,043.72 = 86,035.03 : x
2. Step 2: Convert to fraction form
   182,200.42/273,043.72 = 86,035.03/x
3. Step 3: Cross multiply
   182,200.42x = 273,043.72 × 86,035.03
4. Step 4: Simplify right side
   182,200.42x = 23,491,324,066.45
5. Step 5: Solve for x
   x = 23,491,324,066.45/182,200.42
6. Step 6: Final answer
   x = 128,931.23