Finding the Third Proportional to 74,907 and 113,158.50

Step by Step Solution

1. Step 1: Write the proportion equation
   74,907 : 113,158.50 = 113,158.50 : x
2. Step 2: Convert to fraction form
   74,907/113,158.50 = 113,158.50/x
3. Step 3: Cross multiply
   74,907x = 113,158.50 × 113,158.50
4. Step 4: Simplify right side
   74,907x = 12,804,846,122.25
5. Step 5: Solve for x
   x = 12,804,846,122.25/74,907
6. Step 6: Final answer
   x = 170,943.25