Finding the Fourth Proportional to 10,415.89, 14,373.95 and 5,700.48

Step by Step Solution

1. Step 1: Write the proportion equation
   10,415.89 : 14,373.95 = 5,700.48 : x
2. Step 2: Convert to fraction form
   10,415.89/14,373.95 = 5,700.48/x
3. Step 3: Cross multiply
   10,415.89x = 14,373.95 × 5,700.48
4. Step 4: Simplify right side
   10,415.89x = 81,938,414.50
5. Step 5: Solve for x
   x = 81,938,414.50/10,415.89
6. Step 6: Final answer
   x = 7,866.67