Finding the Fourth Proportional to 9,031.87, 12,463.90 and 5,053.02

Step by Step Solution

1. Step 1: Write the proportion equation
   9,031.87 : 12,463.90 = 5,053.02 : x
2. Step 2: Convert to fraction form
   9,031.87/12,463.90 = 5,053.02/x
3. Step 3: Cross multiply
   9,031.87x = 12,463.90 × 5,053.02
4. Step 4: Simplify right side
   9,031.87x = 62,980,335.98
5. Step 5: Solve for x
   x = 62,980,335.98/9,031.87
6. Step 6: Final answer
   x = 6,973.12