Finding the Fourth Proportional to 11,520.47, 15,900.63 and 7,492.34

Step by Step Solution

1. Step 1: Write the proportion equation
   11,520.47 : 15,900.63 = 7,492.34 : x
2. Step 2: Convert to fraction form
   11,520.47/15,900.63 = 7,492.34/x
3. Step 3: Cross multiply
   11,520.47x = 15,900.63 × 7,492.34
4. Step 4: Simplify right side
   11,520.47x = 119,132,926.17
5. Step 5: Solve for x
   x = 119,132,926.17/11,520.47
6. Step 6: Final answer
   x = 10,340.98