Finding the Fourth Proportional to 479,262.69, 661,384.71 and 264,402.68

Step by Step Solution

1. Step 1: Write the proportion equation
   479,262.69 : 661,384.71 = 264,402.68 : x
2. Step 2: Convert to fraction form
   479,262.69/661,384.71 = 264,402.68/x
3. Step 3: Cross multiply
   479,262.69x = 661,384.71 × 264,402.68
4. Step 4: Simplify right side
   479,262.69x = 174,871,886,528.10
5. Step 5: Solve for x
   x = 174,871,886,528.10/479,262.69
6. Step 6: Final answer
   x = 364,876.90