Finding the Third Proportional to 13,755.50 and 30,140

Step by Step Solution

1. Step 1: Write the proportion equation
   13,755.50 : 30,140 = 30,140 : x
2. Step 2: Convert to fraction form
   13,755.50/30,140 = 30,140/x
3. Step 3: Cross multiply
   13,755.50x = 30,140 × 30,140
4. Step 4: Simplify right side
   13,755.50x = 908,419,600
5. Step 5: Solve for x
   x = 908,419,600/13,755.50
6. Step 6: Final answer
   x = 66,040.46