Finding the Fourth Proportional to 162,345.30, 224,105.49 and 98,703.42

Step by Step Solution

1. Step 1: Write the proportion equation
   162,345.30 : 224,105.49 = 98,703.42 : x
2. Step 2: Convert to fraction form
   162,345.30/224,105.49 = 98,703.42/x
3. Step 3: Cross multiply
   162,345.30x = 224,105.49 × 98,703.42
4. Step 4: Simplify right side
   162,345.30x = 22,119,978,303.78
5. Step 5: Solve for x
   x = 22,119,978,303.78/162,345.30
6. Step 6: Final answer
   x = 136,252.66