Finding the Fourth Proportional to 10,075.83, 15,112.35 and 2,680.89

Step by Step Solution

1. Step 1: Write the proportion equation
   10,075.83 : 15,112.35 = 2,680.89 : x
2. Step 2: Convert to fraction form
   10,075.83/15,112.35 = 2,680.89/x
3. Step 3: Cross multiply
   10,075.83x = 15,112.35 × 2,680.89
4. Step 4: Simplify right side
   10,075.83x = 40,514,547.99
5. Step 5: Solve for x
   x = 40,514,547.99/10,075.83
6. Step 6: Final answer
   x = 4,020.96