Finding the Third Proportional to 42,247,758 and 89,034,909

Step by Step Solution

1. Step 1: Write the proportion equation
   42,247,758 : 89,034,909 = 89,034,909 : x
2. Step 2: Convert to fraction form
   42,247,758/89,034,909 = 89,034,909/x
3. Step 3: Cross multiply
   42,247,758x = 89,034,909 × 89,034,909
4. Step 4: Simplify right side
   42,247,758x = 7,927,215,020,638,281
5. Step 5: Solve for x
   x = 7,927,215,020,638,281/42,247,758
6. Step 6: Final answer
   x = 187,636,347.96