Finding the Fourth Proportional to 9,012.51, 13,525.74 and 5,891.67

Step by Step Solution

1. Step 1: Write the proportion equation
   9,012.51 : 13,525.74 = 5,891.67 : x
2. Step 2: Convert to fraction form
   9,012.51/13,525.74 = 5,891.67/x
3. Step 3: Cross multiply
   9,012.51x = 13,525.74 × 5,891.67
4. Step 4: Simplify right side
   9,012.51x = 79,689,196.59
5. Step 5: Solve for x
   x = 79,689,196.59/9,012.51
6. Step 6: Final answer
   x = 8,842.06