Finding the Third Proportional to 25,267.50 and 42,108.75

Step by Step Solution

1. Step 1: Write the proportion equation
   25,267.50 : 42,108.75 = 42,108.75 : x
2. Step 2: Convert to fraction form
   25,267.50/42,108.75 = 42,108.75/x
3. Step 3: Cross multiply
   25,267.50x = 42,108.75 × 42,108.75
4. Step 4: Simplify right side
   25,267.50x = 1,773,146,826.56
5. Step 5: Solve for x
   x = 1,773,146,826.56/25,267.50
6. Step 6: Final answer
   x = 70,175.00