Finding the Third Proportional to 98,290 and 231,036.50

Step by Step Solution

1. Step 1: Write the proportion equation
   98,290 : 231,036.50 = 231,036.50 : x
2. Step 2: Convert to fraction form
   98,290/231,036.50 = 231,036.50/x
3. Step 3: Cross multiply
   98,290x = 231,036.50 × 231,036.50
4. Step 4: Simplify right side
   98,290x = 53,377,864,332.25
5. Step 5: Solve for x
   x = 53,377,864,332.25/98,290
6. Step 6: Final answer
   x = 543,065.06