Finding the Fourth Proportional to 10,071.78, 13,899.22 and 5,595.82

Step by Step Solution

1. Step 1: Write the proportion equation
   10,071.78 : 13,899.22 = 5,595.82 : x
2. Step 2: Convert to fraction form
   10,071.78/13,899.22 = 5,595.82/x
3. Step 3: Cross multiply
   10,071.78x = 13,899.22 × 5,595.82
4. Step 4: Simplify right side
   10,071.78x = 77,777,533.26
5. Step 5: Solve for x
   x = 77,777,533.26/10,071.78
6. Step 6: Final answer
   x = 7,722.32