Finding the Fourth Proportional to 12,804.72, 17,663.40 and 7,498.50

Step by Step Solution

1. Step 1: Write the proportion equation
   12,804.72 : 17,663.40 = 7,498.50 : x
2. Step 2: Convert to fraction form
   12,804.72/17,663.40 = 7,498.50/x
3. Step 3: Cross multiply
   12,804.72x = 17,663.40 × 7,498.50
4. Step 4: Simplify right side
   12,804.72x = 132,449,004.90
5. Step 5: Solve for x
   x = 132,449,004.90/12,804.72
6. Step 6: Final answer
   x = 10,343.76