Finding the Fourth Proportional to 113,208.48, 156,226.05 and 65,466.27

Step by Step Solution

1. Step 1: Write the proportion equation
   113,208.48 : 156,226.05 = 65,466.27 : x
2. Step 2: Convert to fraction form
   113,208.48/156,226.05 = 65,466.27/x
3. Step 3: Cross multiply
   113,208.48x = 156,226.05 × 65,466.27
4. Step 4: Simplify right side
   113,208.48x = 10,227,536,770.33
5. Step 5: Solve for x
   x = 10,227,536,770.33/113,208.48
6. Step 6: Final answer
   x = 90,342.50