Finding the Fourth Proportional to 1,269,813.52, 1,904,658.72 and 471,250.72

Step by Step Solution

1. Step 1: Write the proportion equation
   1,269,813.52 : 1,904,658.72 = 471,250.72 : x
2. Step 2: Convert to fraction form
   1,269,813.52/1,904,658.72 = 471,250.72/x
3. Step 3: Cross multiply
   1,269,813.52x = 1,904,658.72 × 471,250.72
4. Step 4: Simplify right side
   1,269,813.52x = 897,571,793,154.28
5. Step 5: Solve for x
   x = 897,571,793,154.28/1,269,813.52
6. Step 6: Final answer
   x = 706,853.23