Finding the Fourth Proportional to 2,140,693.08, 3,208,791.86 and 720,256.02

Step by Step Solution

1. Step 1: Write the proportion equation
   2,140,693.08 : 3,208,791.86 = 720,256.02 : x
2. Step 2: Convert to fraction form
   2,140,693.08/3,208,791.86 = 720,256.02/x
3. Step 3: Cross multiply
   2,140,693.08x = 3,208,791.86 × 720,256.02
4. Step 4: Simplify right side
   2,140,693.08x = 2,311,151,654,092.00
5. Step 5: Solve for x
   x = 2,311,151,654,092.00/2,140,693.08
6. Step 6: Final answer
   x = 1,079,627.75