Finding the Fourth Proportional to 10,881.42, 16,315.38 and 5,030.52

Step by Step Solution

1. Step 1: Write the proportion equation
   10,881.42 : 16,315.38 = 5,030.52 : x
2. Step 2: Convert to fraction form
   10,881.42/16,315.38 = 5,030.52/x
3. Step 3: Cross multiply
   10,881.42x = 16,315.38 × 5,030.52
4. Step 4: Simplify right side
   10,881.42x = 82,074,845.40
5. Step 5: Solve for x
   x = 82,074,845.40/10,881.42
6. Step 6: Final answer
   x = 7,542.66