Finding the Fourth Proportional to 10,071.62, 13,899.02 and 5,595.78

Step by Step Solution

1. Step 1: Write the proportion equation
   10,071.62 : 13,899.02 = 5,595.78 : x
2. Step 2: Convert to fraction form
   10,071.62/13,899.02 = 5,595.78/x
3. Step 3: Cross multiply
   10,071.62x = 13,899.02 × 5,595.78
4. Step 4: Simplify right side
   10,071.62x = 77,775,858.14
5. Step 5: Solve for x
   x = 77,775,858.14/10,071.62
6. Step 6: Final answer
   x = 7,722.28