Finding the Fourth Proportional to 105,074.94, 145,012.01 and 59,767.10

Step by Step Solution

1. Step 1: Write the proportion equation
   105,074.94 : 145,012.01 = 59,767.10 : x
2. Step 2: Convert to fraction form
   105,074.94/145,012.01 = 59,767.10/x
3. Step 3: Cross multiply
   105,074.94x = 145,012.01 × 59,767.10
4. Step 4: Simplify right side
   105,074.94x = 8,666,946,278.98
5. Step 5: Solve for x
   x = 8,666,946,278.98/105,074.94
6. Step 6: Final answer
   x = 82,483.48