Finding the Fourth Proportional to 25,796.97, 38,667.15 and 13,317.93

Step by Step Solution

1. Step 1: Write the proportion equation
   25,796.97 : 38,667.15 = 13,317.93 : x
2. Step 2: Convert to fraction form
   25,796.97/38,667.15 = 13,317.93/x
3. Step 3: Cross multiply
   25,796.97x = 38,667.15 × 13,317.93
4. Step 4: Simplify right side
   25,796.97x = 514,966,397.00
5. Step 5: Solve for x
   x = 514,966,397.00/25,796.97
6. Step 6: Final answer
   x = 19,962.28