Finding the Fourth Proportional to 9,116.15, 12,574.45 and 5,753.03

Step by Step Solution

1. Step 1: Write the proportion equation
   9,116.15 : 12,574.45 = 5,753.03 : x
2. Step 2: Convert to fraction form
   9,116.15/12,574.45 = 5,753.03/x
3. Step 3: Cross multiply
   9,116.15x = 12,574.45 × 5,753.03
4. Step 4: Simplify right side
   9,116.15x = 72,341,188.08
5. Step 5: Solve for x
   x = 72,341,188.08/9,116.15
6. Step 6: Final answer
   x = 7,935.50