Finding the Fourth Proportional to 2,109,797.80, 2,911,522.32 and 1,142,931.92

Step by Step Solution

1. Step 1: Write the proportion equation
   2,109,797.80 : 2,911,522.32 = 1,142,931.92 : x
2. Step 2: Convert to fraction form
   2,109,797.80/2,911,522.32 = 1,142,931.92/x
3. Step 3: Cross multiply
   2,109,797.80x = 2,911,522.32 × 1,142,931.92
4. Step 4: Simplify right side
   2,109,797.80x = 3,327,671,780,762.84
5. Step 5: Solve for x
   x = 3,327,671,780,762.84/2,109,797.80
6. Step 6: Final answer
   x = 1,577,246.78