Finding the Fourth Proportional to 85,797.56, 128,663.94 and 41,409.56

Step by Step Solution

1. Step 1: Write the proportion equation
   85,797.56 : 128,663.94 = 41,409.56 : x
2. Step 2: Convert to fraction form
   85,797.56/128,663.94 = 41,409.56/x
3. Step 3: Cross multiply
   85,797.56x = 128,663.94 × 41,409.56
4. Step 4: Simplify right side
   85,797.56x = 5,327,917,143.27
5. Step 5: Solve for x
   x = 5,327,917,143.27/85,797.56
6. Step 6: Final answer
   x = 62,098.70