Finding the Third Proportional to 42,443,853 and 90,938,382

Step by Step Solution

1. Step 1: Write the proportion equation
   42,443,853 : 90,938,382 = 90,938,382 : x
2. Step 2: Convert to fraction form
   42,443,853/90,938,382 = 90,938,382/x
3. Step 3: Cross multiply
   42,443,853x = 90,938,382 × 90,938,382
4. Step 4: Simplify right side
   42,443,853x = 8,269,789,320,777,924
5. Step 5: Solve for x
   x = 8,269,789,320,777,924/42,443,853
6. Step 6: Final answer
   x = 194,840,683.31