Finding the Fourth Proportional to 1,990,872.47, 2,981,658.60 and 1,830,111.57

Step by Step Solution

1. Step 1: Write the proportion equation
   1,990,872.47 : 2,981,658.60 = 1,830,111.57 : x
2. Step 2: Convert to fraction form
   1,990,872.47/2,981,658.60 = 1,830,111.57/x
3. Step 3: Cross multiply
   1,990,872.47x = 2,981,658.60 × 1,830,111.57
4. Step 4: Simplify right side
   1,990,872.47x = 5,456,767,901,650.00
5. Step 5: Solve for x
   x = 5,456,767,901,650.00/1,990,872.47
6. Step 6: Final answer
   x = 2,740,892.74