Finding the Fourth Proportional to 212,162.42, 292,786.29 and 116,669.82

Step by Step Solution

1. Step 1: Write the proportion equation
   212,162.42 : 292,786.29 = 116,669.82 : x
2. Step 2: Convert to fraction form
   212,162.42/292,786.29 = 116,669.82/x
3. Step 3: Cross multiply
   212,162.42x = 292,786.29 × 116,669.82
4. Step 4: Simplify right side
   212,162.42x = 34,159,323,752.77
5. Step 5: Solve for x
   x = 34,159,323,752.77/212,162.42
6. Step 6: Final answer
   x = 161,005.53