Finding the Third Proportional to 31,450,088 and 67,272,250

Step by Step Solution

1. Step 1: Write the proportion equation
   31,450,088 : 67,272,250 = 67,272,250 : x
2. Step 2: Convert to fraction form
   31,450,088/67,272,250 = 67,272,250/x
3. Step 3: Cross multiply
   31,450,088x = 67,272,250 × 67,272,250
4. Step 4: Simplify right side
   31,450,088x = 4,525,555,620,062,500
5. Step 5: Solve for x
   x = 4,525,555,620,062,500/31,450,088
6. Step 6: Final answer
   x = 143,896,437.43