Finding the Fourth Proportional to 887,118, 1,224,222.84 and 484,710

Step by Step Solution

1. Step 1: Write the proportion equation
   887,118 : 1,224,222.84 = 484,710 : x
2. Step 2: Convert to fraction form
   887,118/1,224,222.84 = 484,710/x
3. Step 3: Cross multiply
   887,118x = 1,224,222.84 × 484,710
4. Step 4: Simplify right side
   887,118x = 593,393,052,776.40
5. Step 5: Solve for x
   x = 593,393,052,776.40/887,118
6. Step 6: Final answer
   x = 668,899.80