Finding the Fourth Proportional to 57,167.64, 78,864.77 and 37,031.31

Step by Step Solution

1. Step 1: Write the proportion equation
   57,167.64 : 78,864.77 = 37,031.31 : x
2. Step 2: Convert to fraction form
   57,167.64/78,864.77 = 37,031.31/x
3. Step 3: Cross multiply
   57,167.64x = 78,864.77 × 37,031.31
4. Step 4: Simplify right side
   57,167.64x = 2,920,465,838.53
5. Step 5: Solve for x
   x = 2,920,465,838.53/57,167.64
6. Step 6: Final answer
   x = 51,086.00