Finding the Fourth Proportional to 91,035.29, 136,552.20 and 27,855.15

Step by Step Solution

1. Step 1: Write the proportion equation
   91,035.29 : 136,552.20 = 27,855.15 : x
2. Step 2: Convert to fraction form
   91,035.29/136,552.20 = 27,855.15/x
3. Step 3: Cross multiply
   91,035.29x = 136,552.20 × 27,855.15
4. Step 4: Simplify right side
   91,035.29x = 3,803,682,013.83
5. Step 5: Solve for x
   x = 3,803,682,013.83/91,035.29
6. Step 6: Final answer
   x = 41,782.50