Finding the Fourth Proportional to 105,016.88, 144,926.93 and 59,696.76

Step by Step Solution

1. Step 1: Write the proportion equation
   105,016.88 : 144,926.93 = 59,696.76 : x
2. Step 2: Convert to fraction form
   105,016.88/144,926.93 = 59,696.76/x
3. Step 3: Cross multiply
   105,016.88x = 144,926.93 × 59,696.76
4. Step 4: Simplify right side
   105,016.88x = 8,651,668,157.75
5. Step 5: Solve for x
   x = 8,651,668,157.75/105,016.88
6. Step 6: Final answer
   x = 82,383.60