Finding the Fourth Proportional to 70,433.25, 105,649.72 and 17,842.58

Step by Step Solution

1. Step 1: Write the proportion equation
   70,433.25 : 105,649.72 = 17,842.58 : x
2. Step 2: Convert to fraction form
   70,433.25/105,649.72 = 17,842.58/x
3. Step 3: Cross multiply
   70,433.25x = 105,649.72 × 17,842.58
4. Step 4: Simplify right side
   70,433.25x = 1,885,063,404.41
5. Step 5: Solve for x
   x = 1,885,063,404.41/70,433.25
6. Step 6: Final answer
   x = 26,763.83