Finding the Fourth Proportional to 2,520,184.50, 3,780,655.83 and 813,755.88

Step by Step Solution

1. Step 1: Write the proportion equation
   2,520,184.50 : 3,780,655.83 = 813,755.88 : x
2. Step 2: Convert to fraction form
   2,520,184.50/3,780,655.83 = 813,755.88/x
3. Step 3: Cross multiply
   2,520,184.50x = 3,780,655.83 × 813,755.88
4. Step 4: Simplify right side
   2,520,184.50x = 3,076,530,911,918.78
5. Step 5: Solve for x
   x = 3,076,530,911,918.78/2,520,184.50
6. Step 6: Final answer
   x = 1,220,756.22