Finding the Fourth Proportional to 952,411.86, 1,428,835.98 and 412,758.72

Step by Step Solution

1. Step 1: Write the proportion equation
   952,411.86 : 1,428,835.98 = 412,758.72 : x
2. Step 2: Convert to fraction form
   952,411.86/1,428,835.98 = 412,758.72/x
3. Step 3: Cross multiply
   952,411.86x = 1,428,835.98 × 412,758.72
4. Step 4: Simplify right side
   952,411.86x = 589,764,510,194.75
5. Step 5: Solve for x
   x = 589,764,510,194.75/952,411.86
6. Step 6: Final answer
   x = 619,232.64