Finding the Third Proportional to 1,155,752 and 1,721,388

Step by Step Solution

1. Step 1: Write the proportion equation
   1,155,752 : 1,721,388 = 1,721,388 : x
2. Step 2: Convert to fraction form
   1,155,752/1,721,388 = 1,721,388/x
3. Step 3: Cross multiply
   1,155,752x = 1,721,388 × 1,721,388
4. Step 4: Simplify right side
   1,155,752x = 2,963,176,646,544
5. Step 5: Solve for x
   x = 2,963,176,646,544/1,155,752
6. Step 6: Final answer
   x = 2,563,851.63