Finding the Fourth Proportional to 2,215,117.06, 3,323,145.78 and 699,238.10

Step by Step Solution

1. Step 1: Write the proportion equation
   2,215,117.06 : 3,323,145.78 = 699,238.10 : x
2. Step 2: Convert to fraction form
   2,215,117.06/3,323,145.78 = 699,238.10/x
3. Step 3: Cross multiply
   2,215,117.06x = 3,323,145.78 × 699,238.10
4. Step 4: Simplify right side
   2,215,117.06x = 2,323,670,141,230.22
5. Step 5: Solve for x
   x = 2,323,670,141,230.22/2,215,117.06
6. Step 6: Final answer
   x = 1,049,005.57