Finding the Fourth Proportional to 11,117.78, 15,303.57 and 10,068.02

Step by Step Solution

1. Step 1: Write the proportion equation
   11,117.78 : 15,303.57 = 10,068.02 : x
2. Step 2: Convert to fraction form
   11,117.78/15,303.57 = 10,068.02/x
3. Step 3: Cross multiply
   11,117.78x = 15,303.57 × 10,068.02
4. Step 4: Simplify right side
   11,117.78x = 154,076,648.83
5. Step 5: Solve for x
   x = 154,076,648.83/11,117.78
6. Step 6: Final answer
   x = 13,858.58