Finding the Third Proportional to 472,107 and 748,705.50

Step by Step Solution

1. Step 1: Write the proportion equation
   472,107 : 748,705.50 = 748,705.50 : x
2. Step 2: Convert to fraction form
   472,107/748,705.50 = 748,705.50/x
3. Step 3: Cross multiply
   472,107x = 748,705.50 × 748,705.50
4. Step 4: Simplify right side
   472,107x = 560,559,925,730.25
5. Step 5: Solve for x
   x = 560,559,925,730.25/472,107
6. Step 6: Final answer
   x = 1,187,357.79