Finding the Fourth Proportional to 13,897.98, 19,179.30 and 7,610.94

Step by Step Solution

1. Step 1: Write the proportion equation
   13,897.98 : 19,179.30 = 7,610.94 : x
2. Step 2: Convert to fraction form
   13,897.98/19,179.30 = 7,610.94/x
3. Step 3: Cross multiply
   13,897.98x = 19,179.30 × 7,610.94
4. Step 4: Simplify right side
   13,897.98x = 145,972,501.54
5. Step 5: Solve for x
   x = 145,972,501.54/13,897.98
6. Step 6: Final answer
   x = 10,503.15