Finding the Fourth Proportional to 105,181.95, 145,151.88 and 59,863.38

Step by Step Solution

1. Step 1: Write the proportion equation
   105,181.95 : 145,151.88 = 59,863.38 : x
2. Step 2: Convert to fraction form
   105,181.95/145,151.88 = 59,863.38/x
3. Step 3: Cross multiply
   105,181.95x = 145,151.88 × 59,863.38
4. Step 4: Simplify right side
   105,181.95x = 8,689,282,150.15
5. Step 5: Solve for x
   x = 8,689,282,150.15/105,181.95
6. Step 6: Final answer
   x = 82,611.91