Finding the Fourth Proportional to 55,995, 83,991.46 and 13,875.18

Step by Step Solution

1. Step 1: Write the proportion equation
   55,995 : 83,991.46 = 13,875.18 : x
2. Step 2: Convert to fraction form
   55,995/83,991.46 = 13,875.18/x
3. Step 3: Cross multiply
   55,995x = 83,991.46 × 13,875.18
4. Step 4: Simplify right side
   55,995x = 1,165,396,556.59
5. Step 5: Solve for x
   x = 1,165,396,556.59/55,995
6. Step 6: Final answer
   x = 20,812.51