Finding the Fourth Proportional to 10,315.71, 14,235.72 and 5,600.00

Step by Step Solution

1. Step 1: Write the proportion equation
   10,315.71 : 14,235.72 = 5,600.00 : x
2. Step 2: Convert to fraction form
   10,315.71/14,235.72 = 5,600.00/x
3. Step 3: Cross multiply
   10,315.71x = 14,235.72 × 5,600.00
4. Step 4: Simplify right side
   10,315.71x = 79,719,981.82
5. Step 5: Solve for x
   x = 79,719,981.82/10,315.71
6. Step 6: Final answer
   x = 7,728.01