Finding the Fourth Proportional to 10,987.83, 16,459.67 and 5,056.44

Step by Step Solution

1. Step 1: Write the proportion equation
   10,987.83 : 16,459.67 = 5,056.44 : x
2. Step 2: Convert to fraction form
   10,987.83/16,459.67 = 5,056.44/x
3. Step 3: Cross multiply
   10,987.83x = 16,459.67 × 5,056.44
4. Step 4: Simplify right side
   10,987.83x = 83,227,308.49
5. Step 5: Solve for x
   x = 83,227,308.49/10,987.83
6. Step 6: Final answer
   x = 7,574.50