Finding the Third Proportional to 56,477.25 and 123,418.69

Step by Step Solution

1. Step 1: Write the proportion equation
   56,477.25 : 123,418.69 = 123,418.69 : x
2. Step 2: Convert to fraction form
   56,477.25/123,418.69 = 123,418.69/x
3. Step 3: Cross multiply
   56,477.25x = 123,418.69 × 123,418.69
4. Step 4: Simplify right side
   56,477.25x = 15,232,172,424.22
5. Step 5: Solve for x
   x = 15,232,172,424.22/56,477.25
6. Step 6: Final answer
   x = 269,704.57