Finding the Fourth Proportional to 111,924.10, 167,858.49 and 69,782.50

Step by Step Solution

1. Step 1: Write the proportion equation
   111,924.10 : 167,858.49 = 69,782.50 : x
2. Step 2: Convert to fraction form
   111,924.10/167,858.49 = 69,782.50/x
3. Step 3: Cross multiply
   111,924.10x = 167,858.49 × 69,782.50
4. Step 4: Simplify right side
   111,924.10x = 11,713,585,078.43
5. Step 5: Solve for x
   x = 11,713,585,078.43/111,924.10
6. Step 6: Final answer
   x = 104,656.50