Finding the Fourth Proportional to 9,938.88, 14,902.56 and 4,088.88

Step by Step Solution

1. Step 1: Write the proportion equation
   9,938.88 : 14,902.56 = 4,088.88 : x
2. Step 2: Convert to fraction form
   9,938.88/14,902.56 = 4,088.88/x
3. Step 3: Cross multiply
   9,938.88x = 14,902.56 × 4,088.88
4. Step 4: Simplify right side
   9,938.88x = 60,934,779.53
5. Step 5: Solve for x
   x = 60,934,779.53/9,938.88
6. Step 6: Final answer
   x = 6,130.95