Finding the Third Proportional to 79,432.50 and 117,300.75

Step by Step Solution

1. Step 1: Write the proportion equation
   79,432.50 : 117,300.75 = 117,300.75 : x
2. Step 2: Convert to fraction form
   79,432.50/117,300.75 = 117,300.75/x
3. Step 3: Cross multiply
   79,432.50x = 117,300.75 × 117,300.75
4. Step 4: Simplify right side
   79,432.50x = 13,759,465,950.56
5. Step 5: Solve for x
   x = 13,759,465,950.56/79,432.50
6. Step 6: Final answer
   x = 173,222.12