Finding the Fourth Proportional to 13,908.50, 19,193.98 and 7,535.22

Step by Step Solution

1. Step 1: Write the proportion equation
   13,908.50 : 19,193.98 = 7,535.22 : x
2. Step 2: Convert to fraction form
   13,908.50/19,193.98 = 7,535.22/x
3. Step 3: Cross multiply
   13,908.50x = 19,193.98 × 7,535.22
4. Step 4: Simplify right side
   13,908.50x = 144,630,861.98
5. Step 5: Solve for x
   x = 144,630,861.98/13,908.50
6. Step 6: Final answer
   x = 10,398.74