Finding the Fourth Proportional to 5,075.84, 7,608.72 and 2,880.02

Step by Step Solution

1. Step 1: Write the proportion equation
   5,075.84 : 7,608.72 = 2,880.02 : x
2. Step 2: Convert to fraction form
   5,075.84/7,608.72 = 2,880.02/x
3. Step 3: Cross multiply
   5,075.84x = 7,608.72 × 2,880.02
4. Step 4: Simplify right side
   5,075.84x = 21,913,265.77
5. Step 5: Solve for x
   x = 21,913,265.77/5,075.84
6. Step 6: Final answer
   x = 4,317.17