Finding the Third Proportional to 79,131.75 and 113,353.50

Step by Step Solution

1. Step 1: Write the proportion equation
   79,131.75 : 113,353.50 = 113,353.50 : x
2. Step 2: Convert to fraction form
   79,131.75/113,353.50 = 113,353.50/x
3. Step 3: Cross multiply
   79,131.75x = 113,353.50 × 113,353.50
4. Step 4: Simplify right side
   79,131.75x = 12,849,015,962.25
5. Step 5: Solve for x
   x = 12,849,015,962.25/79,131.75
6. Step 6: Final answer
   x = 162,374.98