Finding the Third Proportional to 79,788 and 118,141.50

Step by Step Solution

1. Step 1: Write the proportion equation
   79,788 : 118,141.50 = 118,141.50 : x
2. Step 2: Convert to fraction form
   79,788/118,141.50 = 118,141.50/x
3. Step 3: Cross multiply
   79,788x = 118,141.50 × 118,141.50
4. Step 4: Simplify right side
   79,788x = 13,957,414,022.25
5. Step 5: Solve for x
   x = 13,957,414,022.25/79,788
6. Step 6: Final answer
   x = 174,931.24