Finding the Fourth Proportional to 30,886.04, 42,624.42 and 17,457.88

Step by Step Solution

1. Step 1: Write the proportion equation
   30,886.04 : 42,624.42 = 17,457.88 : x
2. Step 2: Convert to fraction form
   30,886.04/42,624.42 = 17,457.88/x
3. Step 3: Cross multiply
   30,886.04x = 42,624.42 × 17,457.88
4. Step 4: Simplify right side
   30,886.04x = 744,132,009.43
5. Step 5: Solve for x
   x = 744,132,009.43/30,886.04
6. Step 6: Final answer
   x = 24,092.83