Finding the Fourth Proportional to 13,803.55, 19,048.35 and 7,515.93

Step by Step Solution

1. Step 1: Write the proportion equation
   13,803.55 : 19,048.35 = 7,515.93 : x
2. Step 2: Convert to fraction form
   13,803.55/19,048.35 = 7,515.93/x
3. Step 3: Cross multiply
   13,803.55x = 19,048.35 × 7,515.93
4. Step 4: Simplify right side
   13,803.55x = 143,166,065.22
5. Step 5: Solve for x
   x = 143,166,065.22/13,803.55
6. Step 6: Final answer
   x = 10,371.68