Finding the Fourth Proportional to 111,764.37, 154,231.76 and 61,463.37

Step by Step Solution

1. Step 1: Write the proportion equation
   111,764.37 : 154,231.76 = 61,463.37 : x
2. Step 2: Convert to fraction form
   111,764.37/154,231.76 = 61,463.37/x
3. Step 3: Cross multiply
   111,764.37x = 154,231.76 × 61,463.37
4. Step 4: Simplify right side
   111,764.37x = 9,479,603,423.31
5. Step 5: Solve for x
   x = 9,479,603,423.31/111,764.37
6. Step 6: Final answer
   x = 84,817.76