Finding the Fourth Proportional to 13,033.05, 17,985.65 and 7,064.72

Step by Step Solution

1. Step 1: Write the proportion equation
   13,033.05 : 17,985.65 = 7,064.72 : x
2. Step 2: Convert to fraction form
   13,033.05/17,985.65 = 7,064.72/x
3. Step 3: Cross multiply
   13,033.05x = 17,985.65 × 7,064.72
4. Step 4: Simplify right side
   13,033.05x = 127,063,523.46
5. Step 5: Solve for x
   x = 127,063,523.46/13,033.05
6. Step 6: Final answer
   x = 9,749.33