Finding the Fourth Proportional to 12,803.72, 17,662.02 and 7,497.50

Step by Step Solution

1. Step 1: Write the proportion equation
   12,803.72 : 17,662.02 = 7,497.50 : x
2. Step 2: Convert to fraction form
   12,803.72/17,662.02 = 7,497.50/x
3. Step 3: Cross multiply
   12,803.72x = 17,662.02 × 7,497.50
4. Step 4: Simplify right side
   12,803.72x = 132,420,994.95
5. Step 5: Solve for x
   x = 132,420,994.95/12,803.72
6. Step 6: Final answer
   x = 10,342.38