Finding the Third Proportional to 13,147.31 and 28,414.13

Step by Step Solution

1. Step 1: Write the proportion equation
   13,147.31 : 28,414.13 = 28,414.13 : x
2. Step 2: Convert to fraction form
   13,147.31/28,414.13 = 28,414.13/x
3. Step 3: Cross multiply
   13,147.31x = 28,414.13 × 28,414.13
4. Step 4: Simplify right side
   13,147.31x = 807,362,499.52
5. Step 5: Solve for x
   x = 807,362,499.52/13,147.31
6. Step 6: Final answer
   x = 61,408.94