Finding the Fourth Proportional to 13,077.37, 19,617.27 and 7,519.96

Step by Step Solution

1. Step 1: Write the proportion equation
   13,077.37 : 19,617.27 = 7,519.96 : x
2. Step 2: Convert to fraction form
   13,077.37/19,617.27 = 7,519.96/x
3. Step 3: Cross multiply
   13,077.37x = 19,617.27 × 7,519.96
4. Step 4: Simplify right side
   13,077.37x = 147,521,085.71
5. Step 5: Solve for x
   x = 147,521,085.71/13,077.37
6. Step 6: Final answer
   x = 11,280.64