Finding the Fourth Proportional to 13,908.89, 19,194.30 and 7,535.50

Step by Step Solution

1. Step 1: Write the proportion equation
   13,908.89 : 19,194.30 = 7,535.50 : x
2. Step 2: Convert to fraction form
   13,908.89/19,194.30 = 7,535.50/x
3. Step 3: Cross multiply
   13,908.89x = 19,194.30 × 7,535.50
4. Step 4: Simplify right side
   13,908.89x = 144,638,599.66
5. Step 5: Solve for x
   x = 144,638,599.66/13,908.89
6. Step 6: Final answer
   x = 10,399.00