Finding the Third Proportional to 38,228.63 and 56,217.38

Step by Step Solution

1. Step 1: Write the proportion equation
   38,228.63 : 56,217.38 = 56,217.38 : x
2. Step 2: Convert to fraction form
   38,228.63/56,217.38 = 56,217.38/x
3. Step 3: Cross multiply
   38,228.63x = 56,217.38 × 56,217.38
4. Step 4: Simplify right side
   38,228.63x = 3,160,393,251.89
5. Step 5: Solve for x
   x = 3,160,393,251.89/38,228.63
6. Step 6: Final answer
   x = 82,670.86