Finding the Fourth Proportional to 13,894.69, 19,174.67 and 7,607.06

Step by Step Solution

1. Step 1: Write the proportion equation
   13,894.69 : 19,174.67 = 7,607.06 : x
2. Step 2: Convert to fraction form
   13,894.69/19,174.67 = 7,607.06/x
3. Step 3: Cross multiply
   13,894.69x = 19,174.67 × 7,607.06
4. Step 4: Simplify right side
   13,894.69x = 145,862,932.12
5. Step 5: Solve for x
   x = 145,862,932.12/13,894.69
6. Step 6: Final answer
   x = 10,497.75