Finding the Fourth Proportional to 162,096.78, 223,693.83 and 90,476.82

Step by Step Solution

1. Step 1: Write the proportion equation
   162,096.78 : 223,693.83 = 90,476.82 : x
2. Step 2: Convert to fraction form
   162,096.78/223,693.83 = 90,476.82/x
3. Step 3: Cross multiply
   162,096.78x = 223,693.83 × 90,476.82
4. Step 4: Simplify right side
   162,096.78x = 20,239,106,392.02
5. Step 5: Solve for x
   x = 20,239,106,392.02/162,096.78
6. Step 6: Final answer
   x = 124,858.16