Finding the Fourth Proportional to 14,210.78, 19,610.98 and 7,837.59

Step by Step Solution

1. Step 1: Write the proportion equation
   14,210.78 : 19,610.98 = 7,837.59 : x
2. Step 2: Convert to fraction form
   14,210.78/19,610.98 = 7,837.59/x
3. Step 3: Cross multiply
   14,210.78x = 19,610.98 × 7,837.59
4. Step 4: Simplify right side
   14,210.78x = 153,702,874.69
5. Step 5: Solve for x
   x = 153,702,874.69/14,210.78
6. Step 6: Final answer
   x = 10,815.94