Finding the Fourth Proportional to 105,019.22, 144,935.12 and 59,711.42

Step by Step Solution

1. Step 1: Write the proportion equation
   105,019.22 : 144,935.12 = 59,711.42 : x
2. Step 2: Convert to fraction form
   105,019.22/144,935.12 = 59,711.42/x
3. Step 3: Cross multiply
   105,019.22x = 144,935.12 × 59,711.42
4. Step 4: Simplify right side
   105,019.22x = 8,654,281,823.07
5. Step 5: Solve for x
   x = 8,654,281,823.07/105,019.22
6. Step 6: Final answer
   x = 82,406.65