Finding the Third Proportional to 403,071.75 and 602,500.50

Step by Step Solution

1. Step 1: Write the proportion equation
   403,071.75 : 602,500.50 = 602,500.50 : x
2. Step 2: Convert to fraction form
   403,071.75/602,500.50 = 602,500.50/x
3. Step 3: Cross multiply
   403,071.75x = 602,500.50 × 602,500.50
4. Step 4: Simplify right side
   403,071.75x = 363,006,852,500.25
5. Step 5: Solve for x
   x = 363,006,852,500.25/403,071.75
6. Step 6: Final answer
   x = 900,601.08