Finding the Third Proportional to 123,610.88 and 265,851.75

Step by Step Solution

1. Step 1: Write the proportion equation
   123,610.88 : 265,851.75 = 265,851.75 : x
2. Step 2: Convert to fraction form
   123,610.88/265,851.75 = 265,851.75/x
3. Step 3: Cross multiply
   123,610.88x = 265,851.75 × 265,851.75
4. Step 4: Simplify right side
   123,610.88x = 70,677,152,978.06
5. Step 5: Solve for x
   x = 70,677,152,978.06/123,610.88
6. Step 6: Final answer
   x = 571,771.32