Finding the Fourth Proportional to 2,363.55, 3,526.85 and 2,117.58

Step by Step Solution

1. Step 1: Write the proportion equation
   2,363.55 : 3,526.85 = 2,117.58 : x
2. Step 2: Convert to fraction form
   2,363.55/3,526.85 = 2,117.58/x
3. Step 3: Cross multiply
   2,363.55x = 3,526.85 × 2,117.58
4. Step 4: Simplify right side
   2,363.55x = 7,468,387.02
5. Step 5: Solve for x
   x = 7,468,387.02/2,363.55
6. Step 6: Final answer
   x = 3,159.82