Finding the Fourth Proportional to 111,808.69, 167,646.35 and 75,829.47

Step by Step Solution

1. Step 1: Write the proportion equation
   111,808.69 : 167,646.35 = 75,829.47 : x
2. Step 2: Convert to fraction form
   111,808.69/167,646.35 = 75,829.47/x
3. Step 3: Cross multiply
   111,808.69x = 167,646.35 × 75,829.47
4. Step 4: Simplify right side
   111,808.69x = 12,712,533,945.30
5. Step 5: Solve for x
   x = 12,712,533,945.30/111,808.69
6. Step 6: Final answer
   x = 113,698.98