Finding the Fourth Proportional to 2,215,111.05, 3,323,136.78 and 699,232.10

Step by Step Solution

1. Step 1: Write the proportion equation
   2,215,111.05 : 3,323,136.78 = 699,232.10 : x
2. Step 2: Convert to fraction form
   2,215,111.05/3,323,136.78 = 699,232.10/x
3. Step 3: Cross multiply
   2,215,111.05x = 3,323,136.78 × 699,232.10
4. Step 4: Simplify right side
   2,215,111.05x = 2,323,643,892,650.95
5. Step 5: Solve for x
   x = 2,323,643,892,650.95/2,215,111.05
6. Step 6: Final answer
   x = 1,048,996.57