Finding the Third Proportional to 374,391 and 566,365.50

Step by Step Solution

1. Step 1: Write the proportion equation
   374,391 : 566,365.50 = 566,365.50 : x
2. Step 2: Convert to fraction form
   374,391/566,365.50 = 566,365.50/x
3. Step 3: Cross multiply
   374,391x = 566,365.50 × 566,365.50
4. Step 4: Simplify right side
   374,391x = 320,769,879,590.25
5. Step 5: Solve for x
   x = 320,769,879,590.25/374,391
6. Step 6: Final answer
   x = 856,777.75