Finding the Third Proportional to 98,323.50 and 231,120

Step by Step Solution

1. Step 1: Write the proportion equation
   98,323.50 : 231,120 = 231,120 : x
2. Step 2: Convert to fraction form
   98,323.50/231,120 = 231,120/x
3. Step 3: Cross multiply
   98,323.50x = 231,120 × 231,120
4. Step 4: Simplify right side
   98,323.50x = 53,416,454,400
5. Step 5: Solve for x
   x = 53,416,454,400/98,323.50
6. Step 6: Final answer
   x = 543,272.51