Finding the Fourth Proportional to 85,022.91, 127,488.06 and 55,032.93

Step by Step Solution

1. Step 1: Write the proportion equation
   85,022.91 : 127,488.06 = 55,032.93 : x
2. Step 2: Convert to fraction form
   85,022.91/127,488.06 = 55,032.93/x
3. Step 3: Cross multiply
   85,022.91x = 127,488.06 × 55,032.93
4. Step 4: Simplify right side
   85,022.91x = 7,016,041,481.82
5. Step 5: Solve for x
   x = 7,016,041,481.82/85,022.91
6. Step 6: Final answer
   x = 82,519.42