Finding the Fourth Proportional to 2,076,111.20, 2,865,029.48 and 1,158,285.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,076,111.20 : 2,865,029.48 = 1,158,285.72 : x
2. Step 2: Convert to fraction form
   2,076,111.20/2,865,029.48 = 1,158,285.72/x
3. Step 3: Cross multiply
   2,076,111.20x = 2,865,029.48 × 1,158,285.72
4. Step 4: Simplify right side
   2,076,111.20x = 3,318,522,734,063.03
5. Step 5: Solve for x
   x = 3,318,522,734,063.03/2,076,111.20
6. Step 6: Final answer
   x = 1,598,432.08