Finding the Third Proportional to 115,297.50 and 147,323.25

Step by Step Solution

1. Step 1: Write the proportion equation
   115,297.50 : 147,323.25 = 147,323.25 : x
2. Step 2: Convert to fraction form
   115,297.50/147,323.25 = 147,323.25/x
3. Step 3: Cross multiply
   115,297.50x = 147,323.25 × 147,323.25
4. Step 4: Simplify right side
   115,297.50x = 21,704,139,990.56
5. Step 5: Solve for x
   x = 21,704,139,990.56/115,297.50
6. Step 6: Final answer
   x = 188,244.67