Finding the Fourth Proportional to 11,084.34, 15,210.30 and 10,081.98

Step by Step Solution

1. Step 1: Write the proportion equation
   11,084.34 : 15,210.30 = 10,081.98 : x
2. Step 2: Convert to fraction form
   11,084.34/15,210.30 = 10,081.98/x
3. Step 3: Cross multiply
   11,084.34x = 15,210.30 × 10,081.98
4. Step 4: Simplify right side
   11,084.34x = 153,349,940.39
5. Step 5: Solve for x
   x = 153,349,940.39/11,084.34
6. Step 6: Final answer
   x = 13,834.83