Finding the Third Proportional to 85,290,414 and 124,736,886

Step by Step Solution

1. Step 1: Write the proportion equation
   85,290,414 : 124,736,886 = 124,736,886 : x
2. Step 2: Convert to fraction form
   85,290,414/124,736,886 = 124,736,886/x
3. Step 3: Cross multiply
   85,290,414x = 124,736,886 × 124,736,886
4. Step 4: Simplify right side
   85,290,414x = 15,559,290,728,976,996
5. Step 5: Solve for x
   x = 15,559,290,728,976,996/85,290,414
6. Step 6: Final answer
   x = 182,427,191.98