Finding the Third Proportional to 184,491 and 398,047.50

Step by Step Solution

1. Step 1: Write the proportion equation
   184,491 : 398,047.50 = 398,047.50 : x
2. Step 2: Convert to fraction form
   184,491/398,047.50 = 398,047.50/x
3. Step 3: Cross multiply
   184,491x = 398,047.50 × 398,047.50
4. Step 4: Simplify right side
   184,491x = 158,441,812,256.25
5. Step 5: Solve for x
   x = 158,441,812,256.25/184,491
6. Step 6: Final answer
   x = 858,805.10