Finding the Third Proportional to 40,903,746 and 90,887,542

Step by Step Solution

1. Step 1: Write the proportion equation
   40,903,746 : 90,887,542 = 90,887,542 : x
2. Step 2: Convert to fraction form
   40,903,746/90,887,542 = 90,887,542/x
3. Step 3: Cross multiply
   40,903,746x = 90,887,542 × 90,887,542
4. Step 4: Simplify right side
   40,903,746x = 8,260,545,290,801,764
5. Step 5: Solve for x
   x = 8,260,545,290,801,764/40,903,746
6. Step 6: Final answer
   x = 201,950,825.99