Finding the Fourth Proportional to 30,970.19, 42,741.72 and 17,542.01

Step by Step Solution

1. Step 1: Write the proportion equation
   30,970.19 : 42,741.72 = 17,542.01 : x
2. Step 2: Convert to fraction form
   30,970.19/42,741.72 = 17,542.01/x
3. Step 3: Cross multiply
   30,970.19x = 42,741.72 × 17,542.01
4. Step 4: Simplify right side
   30,970.19x = 749,775,786.51
5. Step 5: Solve for x
   x = 749,775,786.51/30,970.19
6. Step 6: Final answer
   x = 24,209.59