Finding the Fourth Proportional to 10,499.53, 14,508.66 and 7,662.10

Step by Step Solution

1. Step 1: Write the proportion equation
   10,499.53 : 14,508.66 = 7,662.10 : x
2. Step 2: Convert to fraction form
   10,499.53/14,508.66 = 7,662.10/x
3. Step 3: Cross multiply
   10,499.53x = 14,508.66 × 7,662.10
4. Step 4: Simplify right side
   10,499.53x = 111,166,803.79
5. Step 5: Solve for x
   x = 111,166,803.79/10,499.53
6. Step 6: Final answer
   x = 10,587.79