Finding the Third Proportional to 2,472,762 and 5,272,128

Step by Step Solution

1. Step 1: Write the proportion equation
   2,472,762 : 5,272,128 = 5,272,128 : x
2. Step 2: Convert to fraction form
   2,472,762/5,272,128 = 5,272,128/x
3. Step 3: Cross multiply
   2,472,762x = 5,272,128 × 5,272,128
4. Step 4: Simplify right side
   2,472,762x = 27,795,333,648,384
5. Step 5: Solve for x
   x = 27,795,333,648,384/2,472,762
6. Step 6: Final answer
   x = 11,240,602.07