Finding the Fourth Proportional to 10,085.77, 15,129.46 and 3,066.41

Step by Step Solution

1. Step 1: Write the proportion equation
   10,085.77 : 15,129.46 = 3,066.41 : x
2. Step 2: Convert to fraction form
   10,085.77/15,129.46 = 3,066.41/x
3. Step 3: Cross multiply
   10,085.77x = 15,129.46 × 3,066.41
4. Step 4: Simplify right side
   10,085.77x = 46,393,075.37
5. Step 5: Solve for x
   x = 46,393,075.37/10,085.77
6. Step 6: Final answer
   x = 4,599.86