Finding the Third Proportional to 180,066 and 387,454.50

Step by Step Solution

1. Step 1: Write the proportion equation
   180,066 : 387,454.50 = 387,454.50 : x
2. Step 2: Convert to fraction form
   180,066/387,454.50 = 387,454.50/x
3. Step 3: Cross multiply
   180,066x = 387,454.50 × 387,454.50
4. Step 4: Simplify right side
   180,066x = 150,120,989,570.25
5. Step 5: Solve for x
   x = 150,120,989,570.25/180,066
6. Step 6: Final answer
   x = 833,699.81