Finding the Fourth Proportional to 10,072.58, 13,899.51 and 5,596.34

Step by Step Solution

1. Step 1: Write the proportion equation
   10,072.58 : 13,899.51 = 5,596.34 : x
2. Step 2: Convert to fraction form
   10,072.58/13,899.51 = 5,596.34/x
3. Step 3: Cross multiply
   10,072.58x = 13,899.51 × 5,596.34
4. Step 4: Simplify right side
   10,072.58x = 77,786,314.30
5. Step 5: Solve for x
   x = 77,786,314.30/10,072.58
6. Step 6: Final answer
   x = 7,722.58