Finding the Fourth Proportional to 161,223.96, 241,835.56 and 42,895.32

Step by Step Solution

1. Step 1: Write the proportion equation
   161,223.96 : 241,835.56 = 42,895.32 : x
2. Step 2: Convert to fraction form
   161,223.96/241,835.56 = 42,895.32/x
3. Step 3: Cross multiply
   161,223.96x = 241,835.56 × 42,895.32
4. Step 4: Simplify right side
   161,223.96x = 10,373,613,733.58
5. Step 5: Solve for x
   x = 10,373,613,733.58/161,223.96
6. Step 6: Final answer
   x = 64,342.88