Finding the Third Proportional to 42,247,766 and 89,034,924

Step by Step Solution

1. Step 1: Write the proportion equation
   42,247,766 : 89,034,924 = 89,034,924 : x
2. Step 2: Convert to fraction form
   42,247,766/89,034,924 = 89,034,924/x
3. Step 3: Cross multiply
   42,247,766x = 89,034,924 × 89,034,924
4. Step 4: Simplify right side
   42,247,766x = 7,927,217,691,685,776
5. Step 5: Solve for x
   x = 7,927,217,691,685,776/42,247,766
6. Step 6: Final answer
   x = 187,636,375.65