Finding the Fourth Proportional to 13,816.68, 19,083 and 10,056.70

Step by Step Solution

1. Step 1: Write the proportion equation
   13,816.68 : 19,083 = 10,056.70 : x
2. Step 2: Convert to fraction form
   13,816.68/19,083 = 10,056.70/x
3. Step 3: Cross multiply
   13,816.68x = 19,083 × 10,056.70
4. Step 4: Simplify right side
   13,816.68x = 191,912,006.10
5. Step 5: Solve for x
   x = 191,912,006.10/13,816.68
6. Step 6: Final answer
   x = 13,889.88