Finding the Third Proportional to 74,406 and 113,356.50

Step by Step Solution

1. Step 1: Write the proportion equation
   74,406 : 113,356.50 = 113,356.50 : x
2. Step 2: Convert to fraction form
   74,406/113,356.50 = 113,356.50/x
3. Step 3: Cross multiply
   74,406x = 113,356.50 × 113,356.50
4. Step 4: Simplify right side
   74,406x = 12,849,696,092.25
5. Step 5: Solve for x
   x = 12,849,696,092.25/74,406
6. Step 6: Final answer
   x = 172,697.04