Finding the Fourth Proportional to 8,117.40, 12,180.15 and 3,737.94

Step by Step Solution

1. Step 1: Write the proportion equation
   8,117.40 : 12,180.15 = 3,737.94 : x
2. Step 2: Convert to fraction form
   8,117.40/12,180.15 = 3,737.94/x
3. Step 3: Cross multiply
   8,117.40x = 12,180.15 × 3,737.94
4. Step 4: Simplify right side
   8,117.40x = 45,528,669.89
5. Step 5: Solve for x
   x = 45,528,669.89/8,117.40
6. Step 6: Final answer
   x = 5,608.77