Finding the Fourth Proportional to 13,077.86, 18,056.14 and 10,047.59

Step by Step Solution

1. Step 1: Write the proportion equation
   13,077.86 : 18,056.14 = 10,047.59 : x
2. Step 2: Convert to fraction form
   13,077.86/18,056.14 = 10,047.59/x
3. Step 3: Cross multiply
   13,077.86x = 18,056.14 × 10,047.59
4. Step 4: Simplify right side
   13,077.86x = 181,420,576.30
5. Step 5: Solve for x
   x = 181,420,576.30/13,077.86
6. Step 6: Final answer
   x = 13,872.34