Finding the Fourth Proportional to 2,051,221.05, 3,076,831.58 and 1,815,025.05

Step by Step Solution

1. Step 1: Write the proportion equation
   2,051,221.05 : 3,076,831.58 = 1,815,025.05 : x
2. Step 2: Convert to fraction form
   2,051,221.05/3,076,831.58 = 1,815,025.05/x
3. Step 3: Cross multiply
   2,051,221.05x = 3,076,831.58 × 1,815,025.05
4. Step 4: Simplify right side
   2,051,221.05x = 5,584,526,383,255.95
5. Step 5: Solve for x
   x = 5,584,526,383,255.95/2,051,221.05
6. Step 6: Final answer
   x = 2,722,537.58