Finding the Third Proportional to 424,210.50 and 914,838

Step by Step Solution

1. Step 1: Write the proportion equation
   424,210.50 : 914,838 = 914,838 : x
2. Step 2: Convert to fraction form
   424,210.50/914,838 = 914,838/x
3. Step 3: Cross multiply
   424,210.50x = 914,838 × 914,838
4. Step 4: Simplify right side
   424,210.50x = 836,928,566,244
5. Step 5: Solve for x
   x = 836,928,566,244/424,210.50
6. Step 6: Final answer
   x = 1,972,908.65