Finding the Fourth Proportional to 2,090,590.76, 2,884,739.06 and 1,172,784.79

Step by Step Solution

1. Step 1: Write the proportion equation
   2,090,590.76 : 2,884,739.06 = 1,172,784.79 : x
2. Step 2: Convert to fraction form
   2,090,590.76/2,884,739.06 = 1,172,784.79/x
3. Step 3: Cross multiply
   2,090,590.76x = 2,884,739.06 × 1,172,784.79
4. Step 4: Simplify right side
   2,090,590.76x = 3,383,178,099,224.78
5. Step 5: Solve for x
   x = 3,383,178,099,224.78/2,090,590.76
6. Step 6: Final answer
   x = 1,618,288.07