Finding the Third Proportional to 42,452,866 and 90,960,100

Step by Step Solution

1. Step 1: Write the proportion equation
   42,452,866 : 90,960,100 = 90,960,100 : x
2. Step 2: Convert to fraction form
   42,452,866/90,960,100 = 90,960,100/x
3. Step 3: Cross multiply
   42,452,866x = 90,960,100 × 90,960,100
4. Step 4: Simplify right side
   42,452,866x = 8,273,739,792,010,000
5. Step 5: Solve for x
   x = 8,273,739,792,010,000/42,452,866
6. Step 6: Final answer
   x = 194,892,372.92