Finding the Fourth Proportional to 2,611,520.98, 3,597,970.72 and 2,020,789.40

Step by Step Solution

1. Step 1: Write the proportion equation
   2,611,520.98 : 3,597,970.72 = 2,020,789.40 : x
2. Step 2: Convert to fraction form
   2,611,520.98/3,597,970.72 = 2,020,789.40/x
3. Step 3: Cross multiply
   2,611,520.98x = 3,597,970.72 × 2,020,789.40
4. Step 4: Simplify right side
   2,611,520.98x = 7,270,741,092,486.37
5. Step 5: Solve for x
   x = 7,270,741,092,486.37/2,611,520.98
6. Step 6: Final answer
   x = 2,784,102.12