Finding the Fourth Proportional to 30,734.29, 42,417.36 and 17,308.17

Step by Step Solution

1. Step 1: Write the proportion equation
   30,734.29 : 42,417.36 = 17,308.17 : x
2. Step 2: Convert to fraction form
   30,734.29/42,417.36 = 17,308.17/x
3. Step 3: Cross multiply
   30,734.29x = 42,417.36 × 17,308.17
4. Step 4: Simplify right side
   30,734.29x = 734,166,877.83
5. Step 5: Solve for x
   x = 734,166,877.83/30,734.29
6. Step 6: Final answer
   x = 23,887.55