Finding the Fourth Proportional to 10,437.86, 14,404.30 and 5,657.88

Step by Step Solution

1. Step 1: Write the proportion equation
   10,437.86 : 14,404.30 = 5,657.88 : x
2. Step 2: Convert to fraction form
   10,437.86/14,404.30 = 5,657.88/x
3. Step 3: Cross multiply
   10,437.86x = 14,404.30 × 5,657.88
4. Step 4: Simplify right side
   10,437.86x = 81,497,840.76
5. Step 5: Solve for x
   x = 81,497,840.76/10,437.86
6. Step 6: Final answer
   x = 7,807.91