Finding the Third Proportional to 4,719,126 and 7,287,320

Step by Step Solution

1. Step 1: Write the proportion equation
   4,719,126 : 7,287,320 = 7,287,320 : x
2. Step 2: Convert to fraction form
   4,719,126/7,287,320 = 7,287,320/x
3. Step 3: Cross multiply
   4,719,126x = 7,287,320 × 7,287,320
4. Step 4: Simplify right side
   4,719,126x = 53,105,032,782,400
5. Step 5: Solve for x
   x = 53,105,032,782,400/4,719,126
6. Step 6: Final answer
   x = 11,253,150.01