Finding the Fourth Proportional to 105,903.24, 158,931.33 and 61,470.69

Step by Step Solution

1. Step 1: Write the proportion equation
   105,903.24 : 158,931.33 = 61,470.69 : x
2. Step 2: Convert to fraction form
   105,903.24/158,931.33 = 61,470.69/x
3. Step 3: Cross multiply
   105,903.24x = 158,931.33 × 61,470.69
4. Step 4: Simplify right side
   105,903.24x = 9,769,618,517.72
5. Step 5: Solve for x
   x = 9,769,618,517.72/105,903.24
6. Step 6: Final answer
   x = 92,250.42