Finding the Third Proportional to 517,440 and 1,131,072

Step by Step Solution

1. Step 1: Write the proportion equation
   517,440 : 1,131,072 = 1,131,072 : x
2. Step 2: Convert to fraction form
   517,440/1,131,072 = 1,131,072/x
3. Step 3: Cross multiply
   517,440x = 1,131,072 × 1,131,072
4. Step 4: Simplify right side
   517,440x = 1,279,323,869,184
5. Step 5: Solve for x
   x = 1,279,323,869,184/517,440
6. Step 6: Final answer
   x = 2,472,410.07