Finding the Third Proportional to 31,323,676 and 67,445,884

Step by Step Solution

1. Step 1: Write the proportion equation
   31,323,676 : 67,445,884 = 67,445,884 : x
2. Step 2: Convert to fraction form
   31,323,676/67,445,884 = 67,445,884/x
3. Step 3: Cross multiply
   31,323,676x = 67,445,884 × 67,445,884
4. Step 4: Simplify right side
   31,323,676x = 4,548,947,268,541,456
5. Step 5: Solve for x
   x = 4,548,947,268,541,456/31,323,676
6. Step 6: Final answer
   x = 145,223,928.01