Finding the Fourth Proportional to 2,520,194.96, 3,780,671.61 and 813,766.34

Step by Step Solution

1. Step 1: Write the proportion equation
   2,520,194.96 : 3,780,671.61 = 813,766.34 : x
2. Step 2: Convert to fraction form
   2,520,194.96/3,780,671.61 = 813,766.34/x
3. Step 3: Cross multiply
   2,520,194.96x = 3,780,671.61 × 813,766.34
4. Step 4: Simplify right side
   2,520,194.96x = 3,076,583,298,811.61
5. Step 5: Solve for x
   x = 3,076,583,298,811.61/2,520,194.96
6. Step 6: Final answer
   x = 1,220,771.94