Finding the Fourth Proportional to 309,613, 464,425.26 and 88,002.76

Step by Step Solution

1. Step 1: Write the proportion equation
   309,613 : 464,425.26 = 88,002.76 : x
2. Step 2: Convert to fraction form
   309,613/464,425.26 = 88,002.76/x
3. Step 3: Cross multiply
   309,613x = 464,425.26 × 88,002.76
4. Step 4: Simplify right side
   309,613x = 40,870,704,693.72
5. Step 5: Solve for x
   x = 40,870,704,693.72/309,613
6. Step 6: Final answer
   x = 132,005.78