Finding the Fourth Proportional to 10,439.66, 14,425.81 and 7,602.10

Step by Step Solution

1. Step 1: Write the proportion equation
   10,439.66 : 14,425.81 = 7,602.10 : x
2. Step 2: Convert to fraction form
   10,439.66/14,425.81 = 7,602.10/x
3. Step 3: Cross multiply
   10,439.66x = 14,425.81 × 7,602.10
4. Step 4: Simplify right side
   10,439.66x = 109,666,450.20
5. Step 5: Solve for x
   x = 109,666,450.20/10,439.66
6. Step 6: Final answer
   x = 10,504.80