Finding the Fourth Proportional to 2,076,636, 2,865,757.68 and 1,122,780

Step by Step Solution

1. Step 1: Write the proportion equation
   2,076,636 : 2,865,757.68 = 1,122,780 : x
2. Step 2: Convert to fraction form
   2,076,636/2,865,757.68 = 1,122,780/x
3. Step 3: Cross multiply
   2,076,636x = 2,865,757.68 × 1,122,780
4. Step 4: Simplify right side
   2,076,636x = 3,217,615,407,950.40
5. Step 5: Solve for x
   x = 3,217,615,407,950.40/2,076,636
6. Step 6: Final answer
   x = 1,549,436.40