Finding the Third Proportional to 13,144.38 and 28,474.63

Step by Step Solution

1. Step 1: Write the proportion equation
   13,144.38 : 28,474.63 = 28,474.63 : x
2. Step 2: Convert to fraction form
   13,144.38/28,474.63 = 28,474.63/x
3. Step 3: Cross multiply
   13,144.38x = 28,474.63 × 28,474.63
4. Step 4: Simplify right side
   13,144.38x = 810,804,268.89
5. Step 5: Solve for x
   x = 810,804,268.89/13,144.38
6. Step 6: Final answer
   x = 61,684.51