Finding the Third Proportional to 72,408 and 112,114.50

Step by Step Solution

1. Step 1: Write the proportion equation
   72,408 : 112,114.50 = 112,114.50 : x
2. Step 2: Convert to fraction form
   72,408/112,114.50 = 112,114.50/x
3. Step 3: Cross multiply
   72,408x = 112,114.50 × 112,114.50
4. Step 4: Simplify right side
   72,408x = 12,569,661,110.25
5. Step 5: Solve for x
   x = 12,569,661,110.25/72,408
6. Step 6: Final answer
   x = 173,594.92