Finding the Fourth Proportional to 25,100.56, 34,638.45 and 14,345.31

Step by Step Solution

1. Step 1: Write the proportion equation
   25,100.56 : 34,638.45 = 14,345.31 : x
2. Step 2: Convert to fraction form
   25,100.56/34,638.45 = 14,345.31/x
3. Step 3: Cross multiply
   25,100.56x = 34,638.45 × 14,345.31
4. Step 4: Simplify right side
   25,100.56x = 496,899,303.17
5. Step 5: Solve for x
   x = 496,899,303.17/25,100.56
6. Step 6: Final answer
   x = 19,796.34