Finding the Third Proportional to 19,847,046.50 and 42,565,762

Step by Step Solution

1. Step 1: Write the proportion equation
   19,847,046.50 : 42,565,762 = 42,565,762 : x
2. Step 2: Convert to fraction form
   19,847,046.50/42,565,762 = 42,565,762/x
3. Step 3: Cross multiply
   19,847,046.50x = 42,565,762 × 42,565,762
4. Step 4: Simplify right side
   19,847,046.50x = 1,811,844,094,640,644
5. Step 5: Solve for x
   x = 1,811,844,094,640,644/19,847,046.50
6. Step 6: Final answer
   x = 91,290,363.76