Finding the Third Proportional to 74,323.50 and 111,509.25

Step by Step Solution

1. Step 1: Write the proportion equation
   74,323.50 : 111,509.25 = 111,509.25 : x
2. Step 2: Convert to fraction form
   74,323.50/111,509.25 = 111,509.25/x
3. Step 3: Cross multiply
   74,323.50x = 111,509.25 × 111,509.25
4. Step 4: Simplify right side
   74,323.50x = 12,434,312,835.56
5. Step 5: Solve for x
   x = 12,434,312,835.56/74,323.50
6. Step 6: Final answer
   x = 167,299.88