Finding the Fourth Proportional to 9,940.32, 14,913.54 and 5,008.30

Step by Step Solution

1. Step 1: Write the proportion equation
   9,940.32 : 14,913.54 = 5,008.30 : x
2. Step 2: Convert to fraction form
   9,940.32/14,913.54 = 5,008.30/x
3. Step 3: Cross multiply
   9,940.32x = 14,913.54 × 5,008.30
4. Step 4: Simplify right side
   9,940.32x = 74,691,445.10
5. Step 5: Solve for x
   x = 74,691,445.10/9,940.32
6. Step 6: Final answer
   x = 7,513.99