Finding the Third Proportional to 42,443,739 and 90,938,158.50

Step by Step Solution

1. Step 1: Write the proportion equation
   42,443,739 : 90,938,158.50 = 90,938,158.50 : x
2. Step 2: Convert to fraction form
   42,443,739/90,938,158.50 = 90,938,158.50/x
3. Step 3: Cross multiply
   42,443,739x = 90,938,158.50 × 90,938,158.50
4. Step 4: Simplify right side
   42,443,739x = 8,269,748,671,371,122
5. Step 5: Solve for x
   x = 8,269,748,671,371,122/42,443,739
6. Step 6: Final answer
   x = 194,840,248.91