Finding the Fourth Proportional to 876,456.50, 1,209,510.09 and 474,048.50

Step by Step Solution

1. Step 1: Write the proportion equation
   876,456.50 : 1,209,510.09 = 474,048.50 : x
2. Step 2: Convert to fraction form
   876,456.50/1,209,510.09 = 474,048.50/x
3. Step 3: Cross multiply
   876,456.50x = 1,209,510.09 × 474,048.50
4. Step 4: Simplify right side
   876,456.50x = 573,366,443,899.37
5. Step 5: Solve for x
   x = 573,366,443,899.37/876,456.50
6. Step 6: Final answer
   x = 654,186.99