Finding the Fourth Proportional to 160,734.96, 241,074.72 and 42,407.28

Step by Step Solution

1. Step 1: Write the proportion equation
   160,734.96 : 241,074.72 = 42,407.28 : x
2. Step 2: Convert to fraction form
   160,734.96/241,074.72 = 42,407.28/x
3. Step 3: Cross multiply
   160,734.96x = 241,074.72 × 42,407.28
4. Step 4: Simplify right side
   160,734.96x = 10,223,323,151.96
5. Step 5: Solve for x
   x = 10,223,323,151.96/160,734.96
6. Step 6: Final answer
   x = 63,603.61