Finding the Fourth Proportional to 160,470.33, 240,716.43 and 42,141.48

Step by Step Solution

1. Step 1: Write the proportion equation
   160,470.33 : 240,716.43 = 42,141.48 : x
2. Step 2: Convert to fraction form
   160,470.33/240,716.43 = 42,141.48/x
3. Step 3: Cross multiply
   160,470.33x = 240,716.43 × 42,141.48
4. Step 4: Simplify right side
   160,470.33x = 10,144,146,620.52
5. Step 5: Solve for x
   x = 10,144,146,620.52/160,470.33
6. Step 6: Final answer
   x = 63,215.09