Finding the Third Proportional to 25,259.75 and 42,097.75

Step by Step Solution

1. Step 1: Write the proportion equation
   25,259.75 : 42,097.75 = 42,097.75 : x
2. Step 2: Convert to fraction form
   25,259.75/42,097.75 = 42,097.75/x
3. Step 3: Cross multiply
   25,259.75x = 42,097.75 × 42,097.75
4. Step 4: Simplify right side
   25,259.75x = 1,772,220,555.06
5. Step 5: Solve for x
   x = 1,772,220,555.06/25,259.75
6. Step 6: Final answer
   x = 70,159.86