Finding the Fourth Proportional to 10,890.18, 15,034.41 and 7,492.10

Step by Step Solution

1. Step 1: Write the proportion equation
   10,890.18 : 15,034.41 = 7,492.10 : x
2. Step 2: Convert to fraction form
   10,890.18/15,034.41 = 7,492.10/x
3. Step 3: Cross multiply
   10,890.18x = 15,034.41 × 7,492.10
4. Step 4: Simplify right side
   10,890.18x = 112,639,227.99
5. Step 5: Solve for x
   x = 112,639,227.99/10,890.18
6. Step 6: Final answer
   x = 10,343.19