Finding the Fourth Proportional to 10,815.50, 14,925.39 and 5,847.50

Step by Step Solution

1. Step 1: Write the proportion equation
   10,815.50 : 14,925.39 = 5,847.50 : x
2. Step 2: Convert to fraction form
   10,815.50/14,925.39 = 5,847.50/x
3. Step 3: Cross multiply
   10,815.50x = 14,925.39 × 5,847.50
4. Step 4: Simplify right side
   10,815.50x = 87,276,218.03
5. Step 5: Solve for x
   x = 87,276,218.03/10,815.50
6. Step 6: Final answer
   x = 8,069.55