Finding the Fourth Proportional to 9,076.13, 13,601.42 and 7,219.01

Step by Step Solution

1. Step 1: Write the proportion equation
   9,076.13 : 13,601.42 = 7,219.01 : x
2. Step 2: Convert to fraction form
   9,076.13/13,601.42 = 7,219.01/x
3. Step 3: Cross multiply
   9,076.13x = 13,601.42 × 7,219.01
4. Step 4: Simplify right side
   9,076.13x = 98,188,682.89
5. Step 5: Solve for x
   x = 98,188,682.89/9,076.13
6. Step 6: Final answer
   x = 10,818.35