Finding the Third Proportional to 426,802.50 and 914,463

Step by Step Solution

1. Step 1: Write the proportion equation
   426,802.50 : 914,463 = 914,463 : x
2. Step 2: Convert to fraction form
   426,802.50/914,463 = 914,463/x
3. Step 3: Cross multiply
   426,802.50x = 914,463 × 914,463
4. Step 4: Simplify right side
   426,802.50x = 836,242,578,369
5. Step 5: Solve for x
   x = 836,242,578,369/426,802.50
6. Step 6: Final answer
   x = 1,959,319.78