Finding the Third Proportional to 31,900,608 and 69,977,250

Step by Step Solution

1. Step 1: Write the proportion equation
   31,900,608 : 69,977,250 = 69,977,250 : x
2. Step 2: Convert to fraction form
   31,900,608/69,977,250 = 69,977,250/x
3. Step 3: Cross multiply
   31,900,608x = 69,977,250 × 69,977,250
4. Step 4: Simplify right side
   31,900,608x = 4,896,815,517,562,500
5. Step 5: Solve for x
   x = 4,896,815,517,562,500/31,900,608
6. Step 6: Final answer
   x = 153,502,262.95