Finding the Third Proportional to 56,452.78 and 123,975.84

Step by Step Solution

1. Step 1: Write the proportion equation
   56,452.78 : 123,975.84 = 123,975.84 : x
2. Step 2: Convert to fraction form
   56,452.78/123,975.84 = 123,975.84/x
3. Step 3: Cross multiply
   56,452.78x = 123,975.84 × 123,975.84
4. Step 4: Simplify right side
   56,452.78x = 15,370,009,833.52
5. Step 5: Solve for x
   x = 15,370,009,833.52/56,452.78
6. Step 6: Final answer
   x = 272,263.11