Finding the Fourth Proportional to 155,293.37, 232,945.23 and 42,964.17

Step by Step Solution

1. Step 1: Write the proportion equation
   155,293.37 : 232,945.23 = 42,964.17 : x
2. Step 2: Convert to fraction form
   155,293.37/232,945.23 = 42,964.17/x
3. Step 3: Cross multiply
   155,293.37x = 232,945.23 × 42,964.17
4. Step 4: Simplify right side
   155,293.37x = 10,008,298,462.41
5. Step 5: Solve for x
   x = 10,008,298,462.41/155,293.37
6. Step 6: Final answer
   x = 64,447.69