Finding the Fourth Proportional to 111,807.75, 154,297.50 and 60,823.35

Step by Step Solution

1. Step 1: Write the proportion equation
   111,807.75 : 154,297.50 = 60,823.35 : x
2. Step 2: Convert to fraction form
   111,807.75/154,297.50 = 60,823.35/x
3. Step 3: Cross multiply
   111,807.75x = 154,297.50 × 60,823.35
4. Step 4: Simplify right side
   111,807.75x = 9,384,890,846.63
5. Step 5: Solve for x
   x = 9,384,890,846.63/111,807.75
6. Step 6: Final answer
   x = 83,937.75