Finding the Third Proportional to 31,367,352 and 67,945,776

Step by Step Solution

1. Step 1: Write the proportion equation
   31,367,352 : 67,945,776 = 67,945,776 : x
2. Step 2: Convert to fraction form
   31,367,352/67,945,776 = 67,945,776/x
3. Step 3: Cross multiply
   31,367,352x = 67,945,776 × 67,945,776
4. Step 4: Simplify right side
   31,367,352x = 4,616,628,476,242,176
5. Step 5: Solve for x
   x = 4,616,628,476,242,176/31,367,352
6. Step 6: Final answer
   x = 147,179,413.69