Finding the Fourth Proportional to 7,059.63, 10,589.27 and 1,865.55

Step by Step Solution

1. Step 1: Write the proportion equation
   7,059.63 : 10,589.27 = 1,865.55 : x
2. Step 2: Convert to fraction form
   7,059.63/10,589.27 = 1,865.55/x
3. Step 3: Cross multiply
   7,059.63x = 10,589.27 × 1,865.55
4. Step 4: Simplify right side
   7,059.63x = 19,754,803.32
5. Step 5: Solve for x
   x = 19,754,803.32/7,059.63
6. Step 6: Final answer
   x = 2,798.28