Finding the Third Proportional to 32,439.94 and 69,729.75

Step by Step Solution

1. Step 1: Write the proportion equation
   32,439.94 : 69,729.75 = 69,729.75 : x
2. Step 2: Convert to fraction form
   32,439.94/69,729.75 = 69,729.75/x
3. Step 3: Cross multiply
   32,439.94x = 69,729.75 × 69,729.75
4. Step 4: Simplify right side
   32,439.94x = 4,862,238,035.06
5. Step 5: Solve for x
   x = 4,862,238,035.06/32,439.94
6. Step 6: Final answer
   x = 149,884.32