Finding the Fourth Proportional to 10,880.81, 15,007.02 and 7,294.59

Step by Step Solution

1. Step 1: Write the proportion equation
   10,880.81 : 15,007.02 = 7,294.59 : x
2. Step 2: Convert to fraction form
   10,880.81/15,007.02 = 7,294.59/x
3. Step 3: Cross multiply
   10,880.81x = 15,007.02 × 7,294.59
4. Step 4: Simplify right side
   10,880.81x = 109,470,058.02
5. Step 5: Solve for x
   x = 109,470,058.02/10,880.81
6. Step 6: Final answer
   x = 10,060.84