Finding the Third Proportional to 426,854.81 and 914,227.88

Step by Step Solution

1. Step 1: Write the proportion equation
   426,854.81 : 914,227.88 = 914,227.88 : x
2. Step 2: Convert to fraction form
   426,854.81/914,227.88 = 914,227.88/x
3. Step 3: Cross multiply
   426,854.81x = 914,227.88 × 914,227.88
4. Step 4: Simplify right side
   426,854.81x = 835,812,607,427.02
5. Step 5: Solve for x
   x = 835,812,607,427.02/426,854.81
6. Step 6: Final answer
   x = 1,958,072.35