Finding the Third Proportional to 423,757.50 and 914,736

Step by Step Solution

1. Step 1: Write the proportion equation
   423,757.50 : 914,736 = 914,736 : x
2. Step 2: Convert to fraction form
   423,757.50/914,736 = 914,736/x
3. Step 3: Cross multiply
   423,757.50x = 914,736 × 914,736
4. Step 4: Simplify right side
   423,757.50x = 836,741,949,696
5. Step 5: Solve for x
   x = 836,741,949,696/423,757.50
6. Step 6: Final answer
   x = 1,974,577.32