Finding the Third Proportional to 42,443,913 and 90,938,502

Step by Step Solution

1. Step 1: Write the proportion equation
   42,443,913 : 90,938,502 = 90,938,502 : x
2. Step 2: Convert to fraction form
   42,443,913/90,938,502 = 90,938,502/x
3. Step 3: Cross multiply
   42,443,913x = 90,938,502 × 90,938,502
4. Step 4: Simplify right side
   42,443,913x = 8,269,811,146,004,004
5. Step 5: Solve for x
   x = 8,269,811,146,004,004/42,443,913
6. Step 6: Final answer
   x = 194,840,922.09