Finding the Third Proportional to 474,148.69 and 1,016,128.55

Step by Step Solution

1. Step 1: Write the proportion equation
   474,148.69 : 1,016,128.55 = 1,016,128.55 : x
2. Step 2: Convert to fraction form
   474,148.69/1,016,128.55 = 1,016,128.55/x
3. Step 3: Cross multiply
   474,148.69x = 1,016,128.55 × 1,016,128.55
4. Step 4: Simplify right side
   474,148.69x = 1,032,517,223,774.30
5. Step 5: Solve for x
   x = 1,032,517,223,774.30/474,148.69
6. Step 6: Final answer
   x = 2,177,623.29