Finding the Fourth Proportional to 10,072.22, 13,899.90 and 5,596.16

Step by Step Solution

1. Step 1: Write the proportion equation
   10,072.22 : 13,899.90 = 5,596.16 : x
2. Step 2: Convert to fraction form
   10,072.22/13,899.90 = 5,596.16/x
3. Step 3: Cross multiply
   10,072.22x = 13,899.90 × 5,596.16
4. Step 4: Simplify right side
   10,072.22x = 77,785,994.88
5. Step 5: Solve for x
   x = 77,785,994.88/10,072.22
6. Step 6: Final answer
   x = 7,722.83