Finding the Third Proportional to 74,599.88 and 152,646.38

Step by Step Solution

1. Step 1: Write the proportion equation
   74,599.88 : 152,646.38 = 152,646.38 : x
2. Step 2: Convert to fraction form
   74,599.88/152,646.38 = 152,646.38/x
3. Step 3: Cross multiply
   74,599.88x = 152,646.38 × 152,646.38
4. Step 4: Simplify right side
   74,599.88x = 23,300,915,800.64
5. Step 5: Solve for x
   x = 23,300,915,800.64/74,599.88
6. Step 6: Final answer
   x = 312,345.24