Finding the Fourth Proportional to 13,790.50, 19,031.04 and 7,503.01

Step by Step Solution

1. Step 1: Write the proportion equation
   13,790.50 : 19,031.04 = 7,503.01 : x
2. Step 2: Convert to fraction form
   13,790.50/19,031.04 = 7,503.01/x
3. Step 3: Cross multiply
   13,790.50x = 19,031.04 × 7,503.01
4. Step 4: Simplify right side
   13,790.50x = 142,790,083.43
5. Step 5: Solve for x
   x = 142,790,083.43/13,790.50
6. Step 6: Final answer
   x = 10,354.24