Finding the Fourth Proportional to 162,566.10, 243,849.15 and 123,200.10

Step by Step Solution

1. Step 1: Write the proportion equation
   162,566.10 : 243,849.15 = 123,200.10 : x
2. Step 2: Convert to fraction form
   162,566.10/243,849.15 = 123,200.10/x
3. Step 3: Cross multiply
   162,566.10x = 243,849.15 × 123,200.10
4. Step 4: Simplify right side
   162,566.10x = 30,042,239,664.92
5. Step 5: Solve for x
   x = 30,042,239,664.92/162,566.10
6. Step 6: Final answer
   x = 184,800.15