Finding the Third Proportional to 42,443,905 and 90,938,492

Step by Step Solution

1. Step 1: Write the proportion equation
   42,443,905 : 90,938,492 = 90,938,492 : x
2. Step 2: Convert to fraction form
   42,443,905/90,938,492 = 90,938,492/x
3. Step 3: Cross multiply
   42,443,905x = 90,938,492 × 90,938,492
4. Step 4: Simplify right side
   42,443,905x = 8,269,809,327,234,064
5. Step 5: Solve for x
   x = 8,269,809,327,234,064/42,443,905
6. Step 6: Final answer
   x = 194,840,915.96