Finding the Fourth Proportional to 7,492.34, 10,339.42 and 4,135.15

Step by Step Solution

1. Step 1: Write the proportion equation
   7,492.34 : 10,339.42 = 4,135.15 : x
2. Step 2: Convert to fraction form
   7,492.34/10,339.42 = 4,135.15/x
3. Step 3: Cross multiply
   7,492.34x = 10,339.42 × 4,135.15
4. Step 4: Simplify right side
   7,492.34x = 42,755,052.61
5. Step 5: Solve for x
   x = 42,755,052.61/7,492.34
6. Step 6: Final answer
   x = 5,706.50