Finding the Fourth Proportional to 179,419.78, 269,128.32 and 46,288.72

Step by Step Solution

1. Step 1: Write the proportion equation
   179,419.78 : 269,128.32 = 46,288.72 : x
2. Step 2: Convert to fraction form
   179,419.78/269,128.32 = 46,288.72/x
3. Step 3: Cross multiply
   179,419.78x = 269,128.32 × 46,288.72
4. Step 4: Simplify right side
   179,419.78x = 12,457,605,448.55
5. Step 5: Solve for x
   x = 12,457,605,448.55/179,419.78
6. Step 6: Final answer
   x = 69,432.73