Finding the Fourth Proportional to 2,108,528.91, 2,909,771.28 and 1,141,659.86

Step by Step Solution

1. Step 1: Write the proportion equation
   2,108,528.91 : 2,909,771.28 = 1,141,659.86 : x
2. Step 2: Convert to fraction form
   2,108,528.91/2,909,771.28 = 1,141,659.86/x
3. Step 3: Cross multiply
   2,108,528.91x = 2,909,771.28 × 1,141,659.86
4. Step 4: Simplify right side
   2,108,528.91x = 3,321,969,057,607.96
5. Step 5: Solve for x
   x = 3,321,969,057,607.96/2,108,528.91
6. Step 6: Final answer
   x = 1,575,491.35