Finding the Fourth Proportional to 13,114.48, 18,098.58 and 7,737.12

Step by Step Solution

1. Step 1: Write the proportion equation
   13,114.48 : 18,098.58 = 7,737.12 : x
2. Step 2: Convert to fraction form
   13,114.48/18,098.58 = 7,737.12/x
3. Step 3: Cross multiply
   13,114.48x = 18,098.58 × 7,737.12
4. Step 4: Simplify right side
   13,114.48x = 140,030,885.29
5. Step 5: Solve for x
   x = 140,030,885.29/13,114.48
6. Step 6: Final answer
   x = 10,677.58