Finding the Third Proportional to 1,171,872 and 2,509,632

Step by Step Solution

1. Step 1: Write the proportion equation
   1,171,872 : 2,509,632 = 2,509,632 : x
2. Step 2: Convert to fraction form
   1,171,872/2,509,632 = 2,509,632/x
3. Step 3: Cross multiply
   1,171,872x = 2,509,632 × 2,509,632
4. Step 4: Simplify right side
   1,171,872x = 6,298,252,775,424
5. Step 5: Solve for x
   x = 6,298,252,775,424/1,171,872
6. Step 6: Final answer
   x = 5,374,522.79