Finding the Third Proportional to 416,988 and 915,168.38

Step by Step Solution

1. Step 1: Write the proportion equation
   416,988 : 915,168.38 = 915,168.38 : x
2. Step 2: Convert to fraction form
   416,988/915,168.38 = 915,168.38/x
3. Step 3: Cross multiply
   416,988x = 915,168.38 × 915,168.38
4. Step 4: Simplify right side
   416,988x = 837,533,154,600.14
5. Step 5: Solve for x
   x = 837,533,154,600.14/416,988
6. Step 6: Final answer
   x = 2,008,530.59