Finding the Fourth Proportional to 2,766,450.78, 3,818,654.55 and 1,620,901.98

Step by Step Solution

1. Step 1: Write the proportion equation
   2,766,450.78 : 3,818,654.55 = 1,620,901.98 : x
2. Step 2: Convert to fraction form
   2,766,450.78/3,818,654.55 = 1,620,901.98/x
3. Step 3: Cross multiply
   2,766,450.78x = 3,818,654.55 × 1,620,901.98
4. Step 4: Simplify right side
   2,766,450.78x = 6,189,664,721,031.01
5. Step 5: Solve for x
   x = 6,189,664,721,031.01/2,766,450.78
6. Step 6: Final answer
   x = 2,237,402.80