Finding the Third Proportional to 25,449.19 and 55,415.81

Step by Step Solution

1. Step 1: Write the proportion equation
   25,449.19 : 55,415.81 = 55,415.81 : x
2. Step 2: Convert to fraction form
   25,449.19/55,415.81 = 55,415.81/x
3. Step 3: Cross multiply
   25,449.19x = 55,415.81 × 55,415.81
4. Step 4: Simplify right side
   25,449.19x = 3,070,912,275.04
5. Step 5: Solve for x
   x = 3,070,912,275.04/25,449.19
6. Step 6: Final answer
   x = 120,668.38