Finding the Third Proportional to 39,496,680 and 52,407,864

Step by Step Solution

1. Step 1: Write the proportion equation
   39,496,680 : 52,407,864 = 52,407,864 : x
2. Step 2: Convert to fraction form
   39,496,680/52,407,864 = 52,407,864/x
3. Step 3: Cross multiply
   39,496,680x = 52,407,864 × 52,407,864
4. Step 4: Simplify right side
   39,496,680x = 2,746,584,209,042,496
5. Step 5: Solve for x
   x = 2,746,584,209,042,496/39,496,680
6. Step 6: Final answer
   x = 69,539,622.29