Finding the Fourth Proportional to 1,979,105.54, 2,729,477.86 and 1,521,329.18

Step by Step Solution

1. Step 1: Write the proportion equation
   1,979,105.54 : 2,729,477.86 = 1,521,329.18 : x
2. Step 2: Convert to fraction form
   1,979,105.54/2,729,477.86 = 1,521,329.18/x
3. Step 3: Cross multiply
   1,979,105.54x = 2,729,477.86 × 1,521,329.18
4. Step 4: Simplify right side
   1,979,105.54x = 4,152,434,297,131.24
5. Step 5: Solve for x
   x = 4,152,434,297,131.24/1,979,105.54
6. Step 6: Final answer
   x = 2,098,136.87