Finding the Fourth Proportional to 111,300.12, 166,969.62 and 48,969

Step by Step Solution

1. Step 1: Write the proportion equation
   111,300.12 : 166,969.62 = 48,969 : x
2. Step 2: Convert to fraction form
   111,300.12/166,969.62 = 48,969/x
3. Step 3: Cross multiply
   111,300.12x = 166,969.62 × 48,969
4. Step 4: Simplify right side
   111,300.12x = 8,176,335,321.78
5. Step 5: Solve for x
   x = 8,176,335,321.78/111,300.12
6. Step 6: Final answer
   x = 73,462.05