Finding the Fourth Proportional to 2,108,938.48, 2,910,320.64 and 1,142,046.64

Step by Step Solution

1. Step 1: Write the proportion equation
   2,108,938.48 : 2,910,320.64 = 1,142,046.64 : x
2. Step 2: Convert to fraction form
   2,108,938.48/2,910,320.64 = 1,142,046.64/x
3. Step 3: Cross multiply
   2,108,938.48x = 2,910,320.64 × 1,142,046.64
4. Step 4: Simplify right side
   2,108,938.48x = 3,323,721,908,234.65
5. Step 5: Solve for x
   x = 3,323,721,908,234.65/2,108,938.48
6. Step 6: Final answer
   x = 1,576,016.53