Finding the Third Proportional to 38,879.63 and 83,287.13

Step by Step Solution

1. Step 1: Write the proportion equation
   38,879.63 : 83,287.13 = 83,287.13 : x
2. Step 2: Convert to fraction form
   38,879.63/83,287.13 = 83,287.13/x
3. Step 3: Cross multiply
   38,879.63x = 83,287.13 × 83,287.13
4. Step 4: Simplify right side
   38,879.63x = 6,936,745,190.77
5. Step 5: Solve for x
   x = 6,936,745,190.77/38,879.63
6. Step 6: Final answer
   x = 178,415.95