Finding the Fourth Proportional to 10,937.03, 15,077.69 and 9,251.62

Step by Step Solution

1. Step 1: Write the proportion equation
   10,937.03 : 15,077.69 = 9,251.62 : x
2. Step 2: Convert to fraction form
   10,937.03/15,077.69 = 9,251.62/x
3. Step 3: Cross multiply
   10,937.03x = 15,077.69 × 9,251.62
4. Step 4: Simplify right side
   10,937.03x = 139,493,061.14
5. Step 5: Solve for x
   x = 139,493,061.14/10,937.03
6. Step 6: Final answer
   x = 12,754.21