Finding the Third Proportional to 3,248,064 and 7,144,128

Step by Step Solution

1. Step 1: Write the proportion equation
   3,248,064 : 7,144,128 = 7,144,128 : x
2. Step 2: Convert to fraction form
   3,248,064/7,144,128 = 7,144,128/x
3. Step 3: Cross multiply
   3,248,064x = 7,144,128 × 7,144,128
4. Step 4: Simplify right side
   3,248,064x = 51,038,564,880,384
5. Step 5: Solve for x
   x = 51,038,564,880,384/3,248,064
6. Step 6: Final answer
   x = 15,713,534.24