Finding the Fourth Proportional to 162,995.82, 224,922.84 and 90,402.54

Step by Step Solution

1. Step 1: Write the proportion equation
   162,995.82 : 224,922.84 = 90,402.54 : x
2. Step 2: Convert to fraction form
   162,995.82/224,922.84 = 90,402.54/x
3. Step 3: Cross multiply
   162,995.82x = 224,922.84 × 90,402.54
4. Step 4: Simplify right side
   162,995.82x = 20,333,596,040.01
5. Step 5: Solve for x
   x = 20,333,596,040.01/162,995.82
6. Step 6: Final answer
   x = 124,749.19