Finding the Fourth Proportional to 105,150.11, 145,105.83 and 59,827.95

Step by Step Solution

1. Step 1: Write the proportion equation
   105,150.11 : 145,105.83 = 59,827.95 : x
2. Step 2: Convert to fraction form
   105,150.11/145,105.83 = 59,827.95/x
3. Step 3: Cross multiply
   105,150.11x = 145,105.83 × 59,827.95
4. Step 4: Simplify right side
   105,150.11x = 8,681,384,341.95
5. Step 5: Solve for x
   x = 8,681,384,341.95/105,150.11
6. Step 6: Final answer
   x = 82,561.82