Finding the Fourth Proportional to 25,684.51, 35,444.50 and 14,354.00

Step by Step Solution

1. Step 1: Write the proportion equation
   25,684.51 : 35,444.50 = 14,354.00 : x
2. Step 2: Convert to fraction form
   25,684.51/35,444.50 = 14,354.00/x
3. Step 3: Cross multiply
   25,684.51x = 35,444.50 × 14,354.00
4. Step 4: Simplify right side
   25,684.51x = 508,770,164.37
5. Step 5: Solve for x
   x = 508,770,164.37/25,684.51
6. Step 6: Final answer
   x = 19,808.45