Finding the Third Proportional to 78,826.88 and 113,319.56

Step by Step Solution

1. Step 1: Write the proportion equation
   78,826.88 : 113,319.56 = 113,319.56 : x
2. Step 2: Convert to fraction form
   78,826.88/113,319.56 = 113,319.56/x
3. Step 3: Cross multiply
   78,826.88x = 113,319.56 × 113,319.56
4. Step 4: Simplify right side
   78,826.88x = 12,841,323,245.19
5. Step 5: Solve for x
   x = 12,841,323,245.19/78,826.88
6. Step 6: Final answer
   x = 162,905.40