Finding the Fourth Proportional to 13,283.55, 18,333.32 and 10,091.61

Step by Step Solution

1. Step 1: Write the proportion equation
   13,283.55 : 18,333.32 = 10,091.61 : x
2. Step 2: Convert to fraction form
   13,283.55/18,333.32 = 10,091.61/x
3. Step 3: Cross multiply
   13,283.55x = 18,333.32 × 10,091.61
4. Step 4: Simplify right side
   13,283.55x = 185,012,664.99
5. Step 5: Solve for x
   x = 185,012,664.99/13,283.55
6. Step 6: Final answer
   x = 13,927.95