Finding the Fourth Proportional to 208,984.04, 288,395.42 and 113,491.41

Step by Step Solution

1. Step 1: Write the proportion equation
   208,984.04 : 288,395.42 = 113,491.41 : x
2. Step 2: Convert to fraction form
   208,984.04/288,395.42 = 113,491.41/x
3. Step 3: Cross multiply
   208,984.04x = 288,395.42 × 113,491.41
4. Step 4: Simplify right side
   208,984.04x = 32,730,402,285.89
5. Step 5: Solve for x
   x = 32,730,402,285.89/208,984.04
6. Step 6: Final answer
   x = 156,616.76