Finding the Fourth Proportional to 25,707.30, 35,477.88 and 14,377.85

Step by Step Solution

1. Step 1: Write the proportion equation
   25,707.30 : 35,477.88 = 14,377.85 : x
2. Step 2: Convert to fraction form
   25,707.30/35,477.88 = 14,377.85/x
3. Step 3: Cross multiply
   25,707.30x = 35,477.88 × 14,377.85
4. Step 4: Simplify right side
   25,707.30x = 510,095,636.96
5. Step 5: Solve for x
   x = 510,095,636.96/25,707.30
6. Step 6: Final answer
   x = 19,842.44