Finding the Third Proportional to 266,076 and 398,065.50

Step by Step Solution

1. Step 1: Write the proportion equation
   266,076 : 398,065.50 = 398,065.50 : x
2. Step 2: Convert to fraction form
   266,076/398,065.50 = 398,065.50/x
3. Step 3: Cross multiply
   266,076x = 398,065.50 × 398,065.50
4. Step 4: Simplify right side
   266,076x = 158,456,142,290.25
5. Step 5: Solve for x
   x = 158,456,142,290.25/266,076
6. Step 6: Final answer
   x = 595,529.63