Finding the Fourth Proportional to 9,954.61, 13,737.52 and 5,706.05

Step by Step Solution

1. Step 1: Write the proportion equation
   9,954.61 : 13,737.52 = 5,706.05 : x
2. Step 2: Convert to fraction form
   9,954.61/13,737.52 = 5,706.05/x
3. Step 3: Cross multiply
   9,954.61x = 13,737.52 × 5,706.05
4. Step 4: Simplify right side
   9,954.61x = 78,386,882.34
5. Step 5: Solve for x
   x = 78,386,882.34/9,954.61
6. Step 6: Final answer
   x = 7,874.43