Finding the Fourth Proportional to 2,993,060.72, 4,131,783.24 and 1,906,821.68

Step by Step Solution

1. Step 1: Write the proportion equation
   2,993,060.72 : 4,131,783.24 = 1,906,821.68 : x
2. Step 2: Convert to fraction form
   2,993,060.72/4,131,783.24 = 1,906,821.68/x
3. Step 3: Cross multiply
   2,993,060.72x = 4,131,783.24 × 1,906,821.68
4. Step 4: Simplify right side
   2,993,060.72x = 7,878,573,859,092.64
5. Step 5: Solve for x
   x = 7,878,573,859,092.64/2,993,060.72
6. Step 6: Final answer
   x = 2,632,280.00