Finding the Fourth Proportional to 10,250.71, 15,378.22 and 5,810.50

Step by Step Solution

1. Step 1: Write the proportion equation
   10,250.71 : 15,378.22 = 5,810.50 : x
2. Step 2: Convert to fraction form
   10,250.71/15,378.22 = 5,810.50/x
3. Step 3: Cross multiply
   10,250.71x = 15,378.22 × 5,810.50
4. Step 4: Simplify right side
   10,250.71x = 89,355,094.34
5. Step 5: Solve for x
   x = 89,355,094.34/10,250.71
6. Step 6: Final answer
   x = 8,716.97