Finding the Fourth Proportional to 28,733.69, 43,100.99 and 9,012.41

Step by Step Solution

1. Step 1: Write the proportion equation
   28,733.69 : 43,100.99 = 9,012.41 : x
2. Step 2: Convert to fraction form
   28,733.69/43,100.99 = 9,012.41/x
3. Step 3: Cross multiply
   28,733.69x = 43,100.99 × 9,012.41
4. Step 4: Simplify right side
   28,733.69x = 388,443,748.22
5. Step 5: Solve for x
   x = 388,443,748.22/28,733.69
6. Step 6: Final answer
   x = 13,518.76