Finding the Fourth Proportional to 10,499.44, 14,488.69 and 6,520.47

Step by Step Solution

1. Step 1: Write the proportion equation
   10,499.44 : 14,488.69 = 6,520.47 : x
2. Step 2: Convert to fraction form
   10,499.44/14,488.69 = 6,520.47/x
3. Step 3: Cross multiply
   10,499.44x = 14,488.69 × 6,520.47
4. Step 4: Simplify right side
   10,499.44x = 94,473,068.48
5. Step 5: Solve for x
   x = 94,473,068.48/10,499.44
6. Step 6: Final answer
   x = 8,997.91