Finding the Fourth Proportional to 30,104.93, 45,142.51 and 17,628.10

Step by Step Solution

1. Step 1: Write the proportion equation
   30,104.93 : 45,142.51 = 17,628.10 : x
2. Step 2: Convert to fraction form
   30,104.93/45,142.51 = 17,628.10/x
3. Step 3: Cross multiply
   30,104.93x = 45,142.51 × 17,628.10
4. Step 4: Simplify right side
   30,104.93x = 795,776,454.82
5. Step 5: Solve for x
   x = 795,776,454.82/30,104.93
6. Step 6: Final answer
   x = 26,433.43