Finding the Fourth Proportional to 2,897,760.42, 3,998,709.05 and 1,608,499.32

Step by Step Solution

1. Step 1: Write the proportion equation
   2,897,760.42 : 3,998,709.05 = 1,608,499.32 : x
2. Step 2: Convert to fraction form
   2,897,760.42/3,998,709.05 = 1,608,499.32/x
3. Step 3: Cross multiply
   2,897,760.42x = 3,998,709.05 × 1,608,499.32
4. Step 4: Simplify right side
   2,897,760.42x = 6,431,920,779,760.35
5. Step 5: Solve for x
   x = 6,431,920,779,760.35/2,897,760.42
6. Step 6: Final answer
   x = 2,219,617.86