Finding the Third Proportional to 12,856.22 and 28,051.31

Step by Step Solution

1. Step 1: Write the proportion equation
   12,856.22 : 28,051.31 = 28,051.31 : x
2. Step 2: Convert to fraction form
   12,856.22/28,051.31 = 28,051.31/x
3. Step 3: Cross multiply
   12,856.22x = 28,051.31 × 28,051.31
4. Step 4: Simplify right side
   12,856.22x = 786,876,132.97
5. Step 5: Solve for x
   x = 786,876,132.97/12,856.22
6. Step 6: Final answer
   x = 61,205.88