Finding the Fourth Proportional to 181,900.10, 272,850.15 and 155,656.10

Step by Step Solution

1. Step 1: Write the proportion equation
   181,900.10 : 272,850.15 = 155,656.10 : x
2. Step 2: Convert to fraction form
   181,900.10/272,850.15 = 155,656.10/x
3. Step 3: Cross multiply
   181,900.10x = 272,850.15 × 155,656.10
4. Step 4: Simplify right side
   181,900.10x = 42,470,790,233.42
5. Step 5: Solve for x
   x = 42,470,790,233.42/181,900.10
6. Step 6: Final answer
   x = 233,484.15