Finding the Fourth Proportional to 2,890,108.72, 3,988,300.17 and 1,600,922.08

Step by Step Solution

1. Step 1: Write the proportion equation
   2,890,108.72 : 3,988,300.17 = 1,600,922.08 : x
2. Step 2: Convert to fraction form
   2,890,108.72/3,988,300.17 = 1,600,922.08/x
3. Step 3: Cross multiply
   2,890,108.72x = 3,988,300.17 × 1,600,922.08
4. Step 4: Simplify right side
   2,890,108.72x = 6,384,957,803,820.75
5. Step 5: Solve for x
   x = 6,384,957,803,820.75/2,890,108.72
6. Step 6: Final answer
   x = 2,209,244.85