Finding the Third Proportional to 403,366.50 and 859,725

Step by Step Solution

1. Step 1: Write the proportion equation
   403,366.50 : 859,725 = 859,725 : x
2. Step 2: Convert to fraction form
   403,366.50/859,725 = 859,725/x
3. Step 3: Cross multiply
   403,366.50x = 859,725 × 859,725
4. Step 4: Simplify right side
   403,366.50x = 739,127,075,625
5. Step 5: Solve for x
   x = 739,127,075,625/403,366.50
6. Step 6: Final answer
   x = 1,832,395.79