Finding the Fourth Proportional to 2,526,219.02, 3,789,583.59 and 820,290.98

Step by Step Solution

1. Step 1: Write the proportion equation
   2,526,219.02 : 3,789,583.59 = 820,290.98 : x
2. Step 2: Convert to fraction form
   2,526,219.02/3,789,583.59 = 820,290.98/x
3. Step 3: Cross multiply
   2,526,219.02x = 3,789,583.59 × 820,290.98
4. Step 4: Simplify right side
   2,526,219.02x = 3,108,561,236,833.02
5. Step 5: Solve for x
   x = 3,108,561,236,833.02/2,526,219.02
6. Step 6: Final answer
   x = 1,230,519.29