Finding the Fourth Proportional to 10,663.98, 14,711.61 and 6,412.59

Step by Step Solution

1. Step 1: Write the proportion equation
   10,663.98 : 14,711.61 = 6,412.59 : x
2. Step 2: Convert to fraction form
   10,663.98/14,711.61 = 6,412.59/x
3. Step 3: Cross multiply
   10,663.98x = 14,711.61 × 6,412.59
4. Step 4: Simplify right side
   10,663.98x = 94,339,523.17
5. Step 5: Solve for x
   x = 94,339,523.17/10,663.98
6. Step 6: Final answer
   x = 8,846.56