Finding the Third Proportional to 4,839,466 and 7,428,382

Step by Step Solution

1. Step 1: Write the proportion equation
   4,839,466 : 7,428,382 = 7,428,382 : x
2. Step 2: Convert to fraction form
   4,839,466/7,428,382 = 7,428,382/x
3. Step 3: Cross multiply
   4,839,466x = 7,428,382 × 7,428,382
4. Step 4: Simplify right side
   4,839,466x = 55,180,859,137,924
5. Step 5: Solve for x
   x = 55,180,859,137,924/4,839,466
6. Step 6: Final answer
   x = 11,402,261.97