Finding the Third Proportional to 10,300.50 and 18,117

Step by Step Solution

1. Step 1: Write the proportion equation
   10,300.50 : 18,117 = 18,117 : x
2. Step 2: Convert to fraction form
   10,300.50/18,117 = 18,117/x
3. Step 3: Cross multiply
   10,300.50x = 18,117 × 18,117
4. Step 4: Simplify right side
   10,300.50x = 328,225,689
5. Step 5: Solve for x
   x = 328,225,689/10,300.50
6. Step 6: Final answer
   x = 31,865.02