Finding the Fourth Proportional to 91,096.04, 136,650.54 and 28,766

Step by Step Solution

1. Step 1: Write the proportion equation
   91,096.04 : 136,650.54 = 28,766 : x
2. Step 2: Convert to fraction form
   91,096.04/136,650.54 = 28,766/x
3. Step 3: Cross multiply
   91,096.04x = 136,650.54 × 28,766
4. Step 4: Simplify right side
   91,096.04x = 3,930,889,433.64
5. Step 5: Solve for x
   x = 3,930,889,433.64/91,096.04
6. Step 6: Final answer
   x = 43,151.05