Finding the Fourth Proportional to 30,479.33, 42,066.87 and 17,904.08

Step by Step Solution

1. Step 1: Write the proportion equation
   30,479.33 : 42,066.87 = 17,904.08 : x
2. Step 2: Convert to fraction form
   30,479.33/42,066.87 = 17,904.08/x
3. Step 3: Cross multiply
   30,479.33x = 42,066.87 × 17,904.08
4. Step 4: Simplify right side
   30,479.33x = 753,168,605.83
5. Step 5: Solve for x
   x = 753,168,605.83/30,479.33
6. Step 6: Final answer
   x = 24,710.80