Finding the Fourth Proportional to 30,547.82, 42,156.50 and 17,800.71

Step by Step Solution

1. Step 1: Write the proportion equation
   30,547.82 : 42,156.50 = 17,800.71 : x
2. Step 2: Convert to fraction form
   30,547.82/42,156.50 = 17,800.71/x
3. Step 3: Cross multiply
   30,547.82x = 42,156.50 × 17,800.71
4. Step 4: Simplify right side
   30,547.82x = 750,415,542.11
5. Step 5: Solve for x
   x = 750,415,542.11/30,547.82
6. Step 6: Final answer
   x = 24,565.28