Finding the Third Proportional to 79,791 and 118,143.50

Step by Step Solution

1. Step 1: Write the proportion equation
   79,791 : 118,143.50 = 118,143.50 : x
2. Step 2: Convert to fraction form
   79,791/118,143.50 = 118,143.50/x
3. Step 3: Cross multiply
   79,791x = 118,143.50 × 118,143.50
4. Step 4: Simplify right side
   79,791x = 13,957,886,592.25
5. Step 5: Solve for x
   x = 13,957,886,592.25/79,791
6. Step 6: Final answer
   x = 174,930.59