Finding the Fourth Proportional to 67,711.72, 93,434.22 and 39,031.04

Step by Step Solution

1. Step 1: Write the proportion equation
   67,711.72 : 93,434.22 = 39,031.04 : x
2. Step 2: Convert to fraction form
   67,711.72/93,434.22 = 39,031.04/x
3. Step 3: Cross multiply
   67,711.72x = 93,434.22 × 39,031.04
4. Step 4: Simplify right side
   67,711.72x = 3,646,834,803.88
5. Step 5: Solve for x
   x = 3,646,834,803.88/67,711.72
6. Step 6: Final answer
   x = 53,858.25