Finding the Fourth Proportional to 57,937.31, 79,953.49 and 31,441.31

Step by Step Solution

1. Step 1: Write the proportion equation
   57,937.31 : 79,953.49 = 31,441.31 : x
2. Step 2: Convert to fraction form
   57,937.31/79,953.49 = 31,441.31/x
3. Step 3: Cross multiply
   57,937.31x = 79,953.49 × 31,441.31
4. Step 4: Simplify right side
   57,937.31x = 2,513,842,703.86
5. Step 5: Solve for x
   x = 2,513,842,703.86/57,937.31
6. Step 6: Final answer
   x = 43,389.01