Finding the Fourth Proportional to 10,051.99, 13,872.48 and 5,576.59

Step by Step Solution

1. Step 1: Write the proportion equation
   10,051.99 : 13,872.48 = 5,576.59 : x
2. Step 2: Convert to fraction form
   10,051.99/13,872.48 = 5,576.59/x
3. Step 3: Cross multiply
   10,051.99x = 13,872.48 × 5,576.59
4. Step 4: Simplify right side
   10,051.99x = 77,361,098.56
5. Step 5: Solve for x
   x = 77,361,098.56/10,051.99
6. Step 6: Final answer
   x = 7,696.10