Finding the Fourth Proportional to 173,827.10, 260,935.05 and 162,406.10

Step by Step Solution

1. Step 1: Write the proportion equation
   173,827.10 : 260,935.05 = 162,406.10 : x
2. Step 2: Convert to fraction form
   173,827.10/260,935.05 = 162,406.10/x
3. Step 3: Cross multiply
   173,827.10x = 260,935.05 × 162,406.10
4. Step 4: Simplify right side
   173,827.10x = 42,377,443,823.81
5. Step 5: Solve for x
   x = 42,377,443,823.81/173,827.10
6. Step 6: Final answer
   x = 243,790.78