Finding the Fourth Proportional to 2,856,990.42, 4,285,347.12 and 1,060,224.12

Step by Step Solution

1. Step 1: Write the proportion equation
   2,856,990.42 : 4,285,347.12 = 1,060,224.12 : x
2. Step 2: Convert to fraction form
   2,856,990.42/4,285,347.12 = 1,060,224.12/x
3. Step 3: Cross multiply
   2,856,990.42x = 4,285,347.12 × 1,060,224.12
4. Step 4: Simplify right side
   2,856,990.42x = 4,543,428,379,196.54
5. Step 5: Solve for x
   x = 4,543,428,379,196.54/2,856,990.42
6. Step 6: Final answer
   x = 1,590,284.78