Finding the Fourth Proportional to 2,109,677.85, 2,911,369.37 and 1,142,808.12

Step by Step Solution

1. Step 1: Write the proportion equation
   2,109,677.85 : 2,911,369.37 = 1,142,808.12 : x
2. Step 2: Convert to fraction form
   2,109,677.85/2,911,369.37 = 1,142,808.12/x
3. Step 3: Cross multiply
   2,109,677.85x = 2,911,369.37 × 1,142,808.12
4. Step 4: Simplify right side
   2,109,677.85x = 3,327,136,550,641.24
5. Step 5: Solve for x
   x = 3,327,136,550,641.24/2,109,677.85
6. Step 6: Final answer
   x = 1,577,082.75