Finding the Fourth Proportional to 10,071.89, 13,899.18 and 5,596.05

Step by Step Solution

1. Step 1: Write the proportion equation
   10,071.89 : 13,899.18 = 5,596.05 : x
2. Step 2: Convert to fraction form
   10,071.89/13,899.18 = 5,596.05/x
3. Step 3: Cross multiply
   10,071.89x = 13,899.18 × 5,596.05
4. Step 4: Simplify right side
   10,071.89x = 77,780,506.24
5. Step 5: Solve for x
   x = 77,780,506.24/10,071.89
6. Step 6: Final answer
   x = 7,722.54