Finding the Fourth Proportional to 10,885.59, 16,321.10 and 5,039.01

Step by Step Solution

1. Step 1: Write the proportion equation
   10,885.59 : 16,321.10 = 5,039.01 : x
2. Step 2: Convert to fraction form
   10,885.59/16,321.10 = 5,039.01/x
3. Step 3: Cross multiply
   10,885.59x = 16,321.10 × 5,039.01
4. Step 4: Simplify right side
   10,885.59x = 82,242,160.92
5. Step 5: Solve for x
   x = 82,242,160.92/10,885.59
6. Step 6: Final answer
   x = 7,555.14