Finding the Third Proportional to 78,253.59 and 113,040.56

Step by Step Solution

1. Step 1: Write the proportion equation
   78,253.59 : 113,040.56 = 113,040.56 : x
2. Step 2: Convert to fraction form
   78,253.59/113,040.56 = 113,040.56/x
3. Step 3: Cross multiply
   78,253.59x = 113,040.56 × 113,040.56
4. Step 4: Simplify right side
   78,253.59x = 12,778,168,770.32
5. Step 5: Solve for x
   x = 12,778,168,770.32/78,253.59
6. Step 6: Final answer
   x = 163,291.78