Finding the Fourth Proportional to 10,071.39, 13,898.54 and 5,595.15

Step by Step Solution

1. Step 1: Write the proportion equation
   10,071.39 : 13,898.54 = 5,595.15 : x
2. Step 2: Convert to fraction form
   10,071.39/13,898.54 = 5,595.15/x
3. Step 3: Cross multiply
   10,071.39x = 13,898.54 × 5,595.15
4. Step 4: Simplify right side
   10,071.39x = 77,764,388.11
5. Step 5: Solve for x
   x = 77,764,388.11/10,071.39
6. Step 6: Final answer
   x = 7,721.32