Finding the Third Proportional to 25,890.89 and 54,395.93

Step by Step Solution

1. Step 1: Write the proportion equation
   25,890.89 : 54,395.93 = 54,395.93 : x
2. Step 2: Convert to fraction form
   25,890.89/54,395.93 = 54,395.93/x
3. Step 3: Cross multiply
   25,890.89x = 54,395.93 × 54,395.93
4. Step 4: Simplify right side
   25,890.89x = 2,958,917,166.57
5. Step 5: Solve for x
   x = 2,958,917,166.57/25,890.89
6. Step 6: Final answer
   x = 114,284.10