Finding the Fourth Proportional to 111,987.50, 167,984.52 and 28,881.50

Step by Step Solution

1. Step 1: Write the proportion equation
   111,987.50 : 167,984.52 = 28,881.50 : x
2. Step 2: Convert to fraction form
   111,987.50/167,984.52 = 28,881.50/x
3. Step 3: Cross multiply
   111,987.50x = 167,984.52 × 28,881.50
4. Step 4: Simplify right side
   111,987.50x = 4,851,644,914.38
5. Step 5: Solve for x
   x = 4,851,644,914.38/111,987.50
6. Step 6: Final answer
   x = 43,323.09