Finding the Fourth Proportional to 30,964.05, 42,731.37 and 17,535

Step by Step Solution

1. Step 1: Write the proportion equation
   30,964.05 : 42,731.37 = 17,535 : x
2. Step 2: Convert to fraction form
   30,964.05/42,731.37 = 17,535/x
3. Step 3: Cross multiply
   30,964.05x = 42,731.37 × 17,535
4. Step 4: Simplify right side
   30,964.05x = 749,294,572.95
5. Step 5: Solve for x
   x = 749,294,572.95/30,964.05
6. Step 6: Final answer
   x = 24,198.86