Finding the Third Proportional to 31,517,988 and 69,014,700

Step by Step Solution

1. Step 1: Write the proportion equation
   31,517,988 : 69,014,700 = 69,014,700 : x
2. Step 2: Convert to fraction form
   31,517,988/69,014,700 = 69,014,700/x
3. Step 3: Cross multiply
   31,517,988x = 69,014,700 × 69,014,700
4. Step 4: Simplify right side
   31,517,988x = 4,763,028,816,090,000
5. Step 5: Solve for x
   x = 4,763,028,816,090,000/31,517,988
6. Step 6: Final answer
   x = 151,120,966.73