Finding the Fourth Proportional to 10,075.72, 15,107.64 and 3,053.60

Step by Step Solution

1. Step 1: Write the proportion equation
   10,075.72 : 15,107.64 = 3,053.60 : x
2. Step 2: Convert to fraction form
   10,075.72/15,107.64 = 3,053.60/x
3. Step 3: Cross multiply
   10,075.72x = 15,107.64 × 3,053.60
4. Step 4: Simplify right side
   10,075.72x = 46,132,689.50
5. Step 5: Solve for x
   x = 46,132,689.50/10,075.72
6. Step 6: Final answer
   x = 4,578.60