Finding the Fourth Proportional to 25,156.76, 37,745.47 and 13,307.37

Step by Step Solution

1. Step 1: Write the proportion equation
   25,156.76 : 37,745.47 = 13,307.37 : x
2. Step 2: Convert to fraction form
   25,156.76/37,745.47 = 13,307.37/x
3. Step 3: Cross multiply
   25,156.76x = 37,745.47 × 13,307.37
4. Step 4: Simplify right side
   25,156.76x = 502,292,760.30
5. Step 5: Solve for x
   x = 502,292,760.30/25,156.76
6. Step 6: Final answer
   x = 19,966.51