Finding the Fourth Proportional to 2,109,609.96, 2,911,275.73 and 1,142,740.25

Step by Step Solution

1. Step 1: Write the proportion equation
   2,109,609.96 : 2,911,275.73 = 1,142,740.25 : x
2. Step 2: Convert to fraction form
   2,109,609.96/2,911,275.73 = 1,142,740.25/x
3. Step 3: Cross multiply
   2,109,609.96x = 2,911,275.73 × 1,142,740.25
4. Step 4: Simplify right side
   2,109,609.96x = 3,326,831,966,872.11
5. Step 5: Solve for x
   x = 3,326,831,966,872.11/2,109,609.96
6. Step 6: Final answer
   x = 1,576,989.12