Finding the Fourth Proportional to 10,880.34, 15,006.38 and 7,294.12

Step by Step Solution

1. Step 1: Write the proportion equation
   10,880.34 : 15,006.38 = 7,294.12 : x
2. Step 2: Convert to fraction form
   10,880.34/15,006.38 = 7,294.12/x
3. Step 3: Cross multiply
   10,880.34x = 15,006.38 × 7,294.12
4. Step 4: Simplify right side
   10,880.34x = 109,458,262.50
5. Step 5: Solve for x
   x = 109,458,262.50/10,880.34
6. Step 6: Final answer
   x = 10,060.19