Finding the Third Proportional to 38,279 and 55,906.50

Step by Step Solution

1. Step 1: Write the proportion equation
   38,279 : 55,906.50 = 55,906.50 : x
2. Step 2: Convert to fraction form
   38,279/55,906.50 = 55,906.50/x
3. Step 3: Cross multiply
   38,279x = 55,906.50 × 55,906.50
4. Step 4: Simplify right side
   38,279x = 3,125,536,742.25
5. Step 5: Solve for x
   x = 3,125,536,742.25/38,279
6. Step 6: Final answer
   x = 81,651.47