Finding the Fourth Proportional to 111,095.28, 166,568.76 and 61,199.28

Step by Step Solution

1. Step 1: Write the proportion equation
   111,095.28 : 166,568.76 = 61,199.28 : x
2. Step 2: Convert to fraction form
   111,095.28/166,568.76 = 61,199.28/x
3. Step 3: Cross multiply
   111,095.28x = 166,568.76 × 61,199.28
4. Step 4: Simplify right side
   111,095.28x = 10,193,888,182.49
5. Step 5: Solve for x
   x = 10,193,888,182.49/111,095.28
6. Step 6: Final answer
   x = 91,758.07