Finding the Fourth Proportional to 62,421.02, 86,142.53 and 37,892.12

Step by Step Solution

1. Step 1: Write the proportion equation
   62,421.02 : 86,142.53 = 37,892.12 : x
2. Step 2: Convert to fraction form
   62,421.02/86,142.53 = 37,892.12/x
3. Step 3: Cross multiply
   62,421.02x = 86,142.53 × 37,892.12
4. Step 4: Simplify right side
   62,421.02x = 3,264,122,463.69
5. Step 5: Solve for x
   x = 3,264,122,463.69/62,421.02
6. Step 6: Final answer
   x = 52,292.04