Finding the Fourth Proportional to 85,055.82, 127,541.82 and 28,875.42

Step by Step Solution

1. Step 1: Write the proportion equation
   85,055.82 : 127,541.82 = 28,875.42 : x
2. Step 2: Convert to fraction form
   85,055.82/127,541.82 = 28,875.42/x
3. Step 3: Cross multiply
   85,055.82x = 127,541.82 × 28,875.42
4. Step 4: Simplify right side
   85,055.82x = 3,682,823,620.06
5. Step 5: Solve for x
   x = 3,682,823,620.06/85,055.82
6. Step 6: Final answer
   x = 43,298.90