Finding the Fourth Proportional to 3,384,499.12, 5,076,766.20 and 1,140,656.56

Step by Step Solution

1. Step 1: Write the proportion equation
   3,384,499.12 : 5,076,766.20 = 1,140,656.56 : x
2. Step 2: Convert to fraction form
   3,384,499.12/5,076,766.20 = 1,140,656.56/x
3. Step 3: Cross multiply
   3,384,499.12x = 5,076,766.20 × 1,140,656.56
4. Step 4: Simplify right side
   3,384,499.12x = 5,790,846,669,616.27
5. Step 5: Solve for x
   x = 5,790,846,669,616.27/3,384,499.12
6. Step 6: Final answer
   x = 1,710,990.74