Finding the Third Proportional to 31,103,622 and 67,867,200

Step by Step Solution

1. Step 1: Write the proportion equation
   31,103,622 : 67,867,200 = 67,867,200 : x
2. Step 2: Convert to fraction form
   31,103,622/67,867,200 = 67,867,200/x
3. Step 3: Cross multiply
   31,103,622x = 67,867,200 × 67,867,200
4. Step 4: Simplify right side
   31,103,622x = 4,605,956,835,840,000
5. Step 5: Solve for x
   x = 4,605,956,835,840,000/31,103,622
6. Step 6: Final answer
   x = 148,084,259.64