Finding the Fourth Proportional to 5,263.50, 7,263.59 and 2,905.59

Step by Step Solution

1. Step 1: Write the proportion equation
   5,263.50 : 7,263.59 = 2,905.59 : x
2. Step 2: Convert to fraction form
   5,263.50/7,263.59 = 2,905.59/x
3. Step 3: Cross multiply
   5,263.50x = 7,263.59 × 2,905.59
4. Step 4: Simplify right side
   5,263.50x = 21,105,043.52
5. Step 5: Solve for x
   x = 21,105,043.52/5,263.50
6. Step 6: Final answer
   x = 4,009.69