Finding the Fourth Proportional to 155,181.56, 232,767.73 and 42,868.53

Step by Step Solution

1. Step 1: Write the proportion equation
   155,181.56 : 232,767.73 = 42,868.53 : x
2. Step 2: Convert to fraction form
   155,181.56/232,767.73 = 42,868.53/x
3. Step 3: Cross multiply
   155,181.56x = 232,767.73 × 42,868.53
4. Step 4: Simplify right side
   155,181.56x = 9,978,410,416.54
5. Step 5: Solve for x
   x = 9,978,410,416.54/155,181.56
6. Step 6: Final answer
   x = 64,301.52