Finding the Fourth Proportional to 2,109,617.73, 2,911,286.46 and 1,142,748.03

Step by Step Solution

1. Step 1: Write the proportion equation
   2,109,617.73 : 2,911,286.46 = 1,142,748.03 : x
2. Step 2: Convert to fraction form
   2,109,617.73/2,911,286.46 = 1,142,748.03/x
3. Step 3: Cross multiply
   2,109,617.73x = 2,911,286.46 × 1,142,748.03
4. Step 4: Simplify right side
   2,109,617.73x = 3,326,866,866,930.67
5. Step 5: Solve for x
   x = 3,326,866,866,930.67/2,109,617.73
6. Step 6: Final answer
   x = 1,576,999.86