Finding the Fourth Proportional to 13,815.02, 19,056.84 and 8,506.10

Step by Step Solution

1. Step 1: Write the proportion equation
   13,815.02 : 19,056.84 = 8,506.10 : x
2. Step 2: Convert to fraction form
   13,815.02/19,056.84 = 8,506.10/x
3. Step 3: Cross multiply
   13,815.02x = 19,056.84 × 8,506.10
4. Step 4: Simplify right side
   13,815.02x = 162,099,386.72
5. Step 5: Solve for x
   x = 162,099,386.72/13,815.02
6. Step 6: Final answer
   x = 11,733.56