Finding the Fourth Proportional to 8,061.45, 11,124.27 and 4,705.20

Step by Step Solution

1. Step 1: Write the proportion equation
   8,061.45 : 11,124.27 = 4,705.20 : x
2. Step 2: Convert to fraction form
   8,061.45/11,124.27 = 4,705.20/x
3. Step 3: Cross multiply
   8,061.45x = 11,124.27 × 4,705.20
4. Step 4: Simplify right side
   8,061.45x = 52,341,915.20
5. Step 5: Solve for x
   x = 52,341,915.20/8,061.45
6. Step 6: Final answer
   x = 6,492.87