Finding the Third Proportional to 403,501.50 and 604,477.69

Step by Step Solution

1. Step 1: Write the proportion equation
   403,501.50 : 604,477.69 = 604,477.69 : x
2. Step 2: Convert to fraction form
   403,501.50/604,477.69 = 604,477.69/x
3. Step 3: Cross multiply
   403,501.50x = 604,477.69 × 604,477.69
4. Step 4: Simplify right side
   403,501.50x = 365,393,274,685.35
5. Step 5: Solve for x
   x = 365,393,274,685.35/403,501.50
6. Step 6: Final answer
   x = 905,556.17