Finding the Fourth Proportional to 42,087.30, 63,093.97 and 17,148.32

Step by Step Solution

1. Step 1: Write the proportion equation
   42,087.30 : 63,093.97 = 17,148.32 : x
2. Step 2: Convert to fraction form
   42,087.30/63,093.97 = 17,148.32/x
3. Step 3: Cross multiply
   42,087.30x = 63,093.97 × 17,148.32
4. Step 4: Simplify right side
   42,087.30x = 1,081,955,587.63
5. Step 5: Solve for x
   x = 1,081,955,587.63/42,087.30
6. Step 6: Final answer
   x = 25,707.41