Finding the Fourth Proportional to 9,007.56, 13,499.38 and 4,789.93

Step by Step Solution

1. Step 1: Write the proportion equation
   9,007.56 : 13,499.38 = 4,789.93 : x
2. Step 2: Convert to fraction form
   9,007.56/13,499.38 = 4,789.93/x
3. Step 3: Cross multiply
   9,007.56x = 13,499.38 × 4,789.93
4. Step 4: Simplify right side
   9,007.56x = 64,661,085.24
5. Step 5: Solve for x
   x = 64,661,085.24/9,007.56
6. Step 6: Final answer
   x = 7,178.54