Finding the Fourth Proportional to 357,760.34, 536,658.89 and 91,523.16

Step by Step Solution

1. Step 1: Write the proportion equation
   357,760.34 : 536,658.89 = 91,523.16 : x
2. Step 2: Convert to fraction form
   357,760.34/536,658.89 = 91,523.16/x
3. Step 3: Cross multiply
   357,760.34x = 536,658.89 × 91,523.16
4. Step 4: Simplify right side
   357,760.34x = 49,116,716,997.28
5. Step 5: Solve for x
   x = 49,116,716,997.28/357,760.34
6. Step 6: Final answer
   x = 137,289.44