Finding the Third Proportional to 64,359,616 and 140,751,080

Step by Step Solution

1. Step 1: Write the proportion equation
   64,359,616 : 140,751,080 = 140,751,080 : x
2. Step 2: Convert to fraction form
   64,359,616/140,751,080 = 140,751,080/x
3. Step 3: Cross multiply
   64,359,616x = 140,751,080 × 140,751,080
4. Step 4: Simplify right side
   64,359,616x = 19,810,866,521,166,400
5. Step 5: Solve for x
   x = 19,810,866,521,166,400/64,359,616
6. Step 6: Final answer
   x = 307,815,175.92