Finding the Fourth Proportional to 2,109,806.50, 2,911,540.50 and 1,142,934.34

Step by Step Solution

1. Step 1: Write the proportion equation
   2,109,806.50 : 2,911,540.50 = 1,142,934.34 : x
2. Step 2: Convert to fraction form
   2,109,806.50/2,911,540.50 = 1,142,934.34/x
3. Step 3: Cross multiply
   2,109,806.50x = 2,911,540.50 × 1,142,934.34
4. Step 4: Simplify right side
   2,109,806.50x = 3,327,699,619,750.77
5. Step 5: Solve for x
   x = 3,327,699,619,750.77/2,109,806.50
6. Step 6: Final answer
   x = 1,577,253.47