Finding the Fourth Proportional to 5,075.06, 7,575.83 and 4,386.15

Step by Step Solution

1. Step 1: Write the proportion equation
   5,075.06 : 7,575.83 = 4,386.15 : x
2. Step 2: Convert to fraction form
   5,075.06/7,575.83 = 4,386.15/x
3. Step 3: Cross multiply
   5,075.06x = 7,575.83 × 4,386.15
4. Step 4: Simplify right side
   5,075.06x = 33,228,721.27
5. Step 5: Solve for x
   x = 33,228,721.27/5,075.06
6. Step 6: Final answer
   x = 6,547.46