Finding the Fourth Proportional to 70,108.29, 105,162.71 and 17,517.83

Step by Step Solution

1. Step 1: Write the proportion equation
   70,108.29 : 105,162.71 = 17,517.83 : x
2. Step 2: Convert to fraction form
   70,108.29/105,162.71 = 17,517.83/x
3. Step 3: Cross multiply
   70,108.29x = 105,162.71 × 17,517.83
4. Step 4: Simplify right side
   70,108.29x = 1,842,221,862.72
5. Step 5: Solve for x
   x = 1,842,221,862.72/70,108.29
6. Step 6: Final answer
   x = 26,276.80