Finding the Third Proportional to 31,265,764 and 67,879,112

Step by Step Solution

1. Step 1: Write the proportion equation
   31,265,764 : 67,879,112 = 67,879,112 : x
2. Step 2: Convert to fraction form
   31,265,764/67,879,112 = 67,879,112/x
3. Step 3: Cross multiply
   31,265,764x = 67,879,112 × 67,879,112
4. Step 4: Simplify right side
   31,265,764x = 4,607,573,845,908,544
5. Step 5: Solve for x
   x = 4,607,573,845,908,544/31,265,764
6. Step 6: Final answer
   x = 147,368,023.56