Finding the Fourth Proportional to 49,131.93, 67,801.72 and 27,911.20

Step by Step Solution

1. Step 1: Write the proportion equation
   49,131.93 : 67,801.72 = 27,911.20 : x
2. Step 2: Convert to fraction form
   49,131.93/67,801.72 = 27,911.20/x
3. Step 3: Cross multiply
   49,131.93x = 67,801.72 × 27,911.20
4. Step 4: Simplify right side
   49,131.93x = 1,892,427,367.26
5. Step 5: Solve for x
   x = 1,892,427,367.26/49,131.93
6. Step 6: Final answer
   x = 38,517.26