Finding the Fourth Proportional to 10,373.36, 14,315.82 and 5,657.72

Step by Step Solution

1. Step 1: Write the proportion equation
   10,373.36 : 14,315.82 = 5,657.72 : x
2. Step 2: Convert to fraction form
   10,373.36/14,315.82 = 5,657.72/x
3. Step 3: Cross multiply
   10,373.36x = 14,315.82 × 5,657.72
4. Step 4: Simplify right side
   10,373.36x = 80,994,901.13
5. Step 5: Solve for x
   x = 80,994,901.13/10,373.36
6. Step 6: Final answer
   x = 7,807.97