Finding the Third Proportional to 31,052,160 and 67,382,280

Step by Step Solution

1. Step 1: Write the proportion equation
   31,052,160 : 67,382,280 = 67,382,280 : x
2. Step 2: Convert to fraction form
   31,052,160/67,382,280 = 67,382,280/x
3. Step 3: Cross multiply
   31,052,160x = 67,382,280 × 67,382,280
4. Step 4: Simplify right side
   31,052,160x = 4,540,371,657,998,400
5. Step 5: Solve for x
   x = 4,540,371,657,998,400/31,052,160
6. Step 6: Final answer
   x = 146,217,579.00