Finding the Third Proportional to 123,375 and 267,890.25

Step by Step Solution

1. Step 1: Write the proportion equation
   123,375 : 267,890.25 = 267,890.25 : x
2. Step 2: Convert to fraction form
   123,375/267,890.25 = 267,890.25/x
3. Step 3: Cross multiply
   123,375x = 267,890.25 × 267,890.25
4. Step 4: Simplify right side
   123,375x = 71,765,186,045.06
5. Step 5: Solve for x
   x = 71,765,186,045.06/123,375
6. Step 6: Final answer
   x = 581,683.37