Finding the Fourth Proportional to 238,055.92, 328,493.24 and 142,560.16

Step by Step Solution

1. Step 1: Write the proportion equation
   238,055.92 : 328,493.24 = 142,560.16 : x
2. Step 2: Convert to fraction form
   238,055.92/328,493.24 = 142,560.16/x
3. Step 3: Cross multiply
   238,055.92x = 328,493.24 × 142,560.16
4. Step 4: Simplify right side
   238,055.92x = 46,830,047,853.89
5. Step 5: Solve for x
   x = 46,830,047,853.89/238,055.92
6. Step 6: Final answer
   x = 196,718.69