Finding the Third Proportional to 64,015,426 and 140,173,076

Step by Step Solution

1. Step 1: Write the proportion equation
   64,015,426 : 140,173,076 = 140,173,076 : x
2. Step 2: Convert to fraction form
   64,015,426/140,173,076 = 140,173,076/x
3. Step 3: Cross multiply
   64,015,426x = 140,173,076 × 140,173,076
4. Step 4: Simplify right side
   64,015,426x = 19,648,491,235,301,776
5. Step 5: Solve for x
   x = 19,648,491,235,301,776/64,015,426
6. Step 6: Final answer
   x = 306,933,694.94