Finding the Third Proportional to 17,580 and 31,263

Step by Step Solution

1. Step 1: Write the proportion equation
   17,580 : 31,263 = 31,263 : x
2. Step 2: Convert to fraction form
   17,580/31,263 = 31,263/x
3. Step 3: Cross multiply
   17,580x = 31,263 × 31,263
4. Step 4: Simplify right side
   17,580x = 977,375,169
5. Step 5: Solve for x
   x = 977,375,169/17,580
6. Step 6: Final answer
   x = 55,595.86