Finding the Fourth Proportional to 10,075.39, 13,903.96 and 5,599.06

Step by Step Solution

1. Step 1: Write the proportion equation
   10,075.39 : 13,903.96 = 5,599.06 : x
2. Step 2: Convert to fraction form
   10,075.39/13,903.96 = 5,599.06/x
3. Step 3: Cross multiply
   10,075.39x = 13,903.96 × 5,599.06
4. Step 4: Simplify right side
   10,075.39x = 77,849,106.28
5. Step 5: Solve for x
   x = 77,849,106.28/10,075.39
6. Step 6: Final answer
   x = 7,726.66