Finding the Third Proportional to 79,257 and 107,947.50

Step by Step Solution

1. Step 1: Write the proportion equation
   79,257 : 107,947.50 = 107,947.50 : x
2. Step 2: Convert to fraction form
   79,257/107,947.50 = 107,947.50/x
3. Step 3: Cross multiply
   79,257x = 107,947.50 × 107,947.50
4. Step 4: Simplify right side
   79,257x = 11,652,662,756.25
5. Step 5: Solve for x
   x = 11,652,662,756.25/79,257
6. Step 6: Final answer
   x = 147,023.77