Finding the Third Proportional to 158,602.50 and 231,574.50

Step by Step Solution

1. Step 1: Write the proportion equation
   158,602.50 : 231,574.50 = 231,574.50 : x
2. Step 2: Convert to fraction form
   158,602.50/231,574.50 = 231,574.50/x
3. Step 3: Cross multiply
   158,602.50x = 231,574.50 × 231,574.50
4. Step 4: Simplify right side
   158,602.50x = 53,626,749,050.25
5. Step 5: Solve for x
   x = 53,626,749,050.25/158,602.50
6. Step 6: Final answer
   x = 338,120.45