Finding the Third Proportional to 31,323,694 and 67,445,922

Step by Step Solution

1. Step 1: Write the proportion equation
   31,323,694 : 67,445,922 = 67,445,922 : x
2. Step 2: Convert to fraction form
   31,323,694/67,445,922 = 67,445,922/x
3. Step 3: Cross multiply
   31,323,694x = 67,445,922 × 67,445,922
4. Step 4: Simplify right side
   31,323,694x = 4,548,952,394,430,084
5. Step 5: Solve for x
   x = 4,548,952,394,430,084/31,323,694
6. Step 6: Final answer
   x = 145,224,008.20