Finding the Fourth Proportional to 94,196.43, 129,990.69 and 53,910

Step by Step Solution

1. Step 1: Write the proportion equation
   94,196.43 : 129,990.69 = 53,910 : x
2. Step 2: Convert to fraction form
   94,196.43/129,990.69 = 53,910/x
3. Step 3: Cross multiply
   94,196.43x = 129,990.69 × 53,910
4. Step 4: Simplify right side
   94,196.43x = 7,007,798,097.90
5. Step 5: Solve for x
   x = 7,007,798,097.90/94,196.43
6. Step 6: Final answer
   x = 74,395.58