Finding the Third Proportional to 64,982,632 and 142,717,982

Step by Step Solution

1. Step 1: Write the proportion equation
   64,982,632 : 142,717,982 = 142,717,982 : x
2. Step 2: Convert to fraction form
   64,982,632/142,717,982 = 142,717,982/x
3. Step 3: Cross multiply
   64,982,632x = 142,717,982 × 142,717,982
4. Step 4: Simplify right side
   64,982,632x = 20,368,422,386,152,324
5. Step 5: Solve for x
   x = 20,368,422,386,152,324/64,982,632
6. Step 6: Final answer
   x = 313,444,096.66