Finding the Fourth Proportional to 31,334.67, 46,997.37 and 9,142.10

Step by Step Solution

1. Step 1: Write the proportion equation
   31,334.67 : 46,997.37 = 9,142.10 : x
2. Step 2: Convert to fraction form
   31,334.67/46,997.37 = 9,142.10/x
3. Step 3: Cross multiply
   31,334.67x = 46,997.37 × 9,142.10
4. Step 4: Simplify right side
   31,334.67x = 429,654,421.29
5. Step 5: Solve for x
   x = 429,654,421.29/31,334.67
6. Step 6: Final answer
   x = 13,711.79