Finding the Third Proportional to 64,015,430 and 140,173,084

Step by Step Solution

1. Step 1: Write the proportion equation
   64,015,430 : 140,173,084 = 140,173,084 : x
2. Step 2: Convert to fraction form
   64,015,430/140,173,084 = 140,173,084/x
3. Step 3: Cross multiply
   64,015,430x = 140,173,084 × 140,173,084
4. Step 4: Simplify right side
   64,015,430x = 19,648,493,478,071,056
5. Step 5: Solve for x
   x = 19,648,493,478,071,056/64,015,430
6. Step 6: Final answer
   x = 306,933,710.80