Finding the Third Proportional to 42,445,598 and 90,942,625

Step by Step Solution

1. Step 1: Write the proportion equation
   42,445,598 : 90,942,625 = 90,942,625 : x
2. Step 2: Convert to fraction form
   42,445,598/90,942,625 = 90,942,625/x
3. Step 3: Cross multiply
   42,445,598x = 90,942,625 × 90,942,625
4. Step 4: Simplify right side
   42,445,598x = 8,270,561,041,890,625
5. Step 5: Solve for x
   x = 8,270,561,041,890,625/42,445,598
6. Step 6: Final answer
   x = 194,850,854.54