Finding the Fourth Proportional to 30,901.98, 42,645.63 and 17,472.94

Step by Step Solution

1. Step 1: Write the proportion equation
   30,901.98 : 42,645.63 = 17,472.94 : x
2. Step 2: Convert to fraction form
   30,901.98/42,645.63 = 17,472.94/x
3. Step 3: Cross multiply
   30,901.98x = 42,645.63 × 17,472.94
4. Step 4: Simplify right side
   30,901.98x = 745,144,534.25
5. Step 5: Solve for x
   x = 745,144,534.25/30,901.98
6. Step 6: Final answer
   x = 24,113.16