Finding the Fourth Proportional to 10,373.70, 14,315.61 and 5,657.88

Step by Step Solution

1. Step 1: Write the proportion equation
   10,373.70 : 14,315.61 = 5,657.88 : x
2. Step 2: Convert to fraction form
   10,373.70/14,315.61 = 5,657.88/x
3. Step 3: Cross multiply
   10,373.70x = 14,315.61 × 5,657.88
4. Step 4: Simplify right side
   10,373.70x = 80,996,003.51
5. Step 5: Solve for x
   x = 80,996,003.51/10,373.70
6. Step 6: Final answer
   x = 7,807.82