Finding the Third Proportional to 31,323 and 55,203

Step by Step Solution

1. Step 1: Write the proportion equation
   31,323 : 55,203 = 55,203 : x
2. Step 2: Convert to fraction form
   31,323/55,203 = 55,203/x
3. Step 3: Cross multiply
   31,323x = 55,203 × 55,203
4. Step 4: Simplify right side
   31,323x = 3,047,371,209
5. Step 5: Solve for x
   x = 3,047,371,209/31,323
6. Step 6: Final answer
   x = 97,288.61