Finding the Fourth Proportional to 2,216,818.84, 3,059,208.30 and 1,198,223.56

Step by Step Solution

1. Step 1: Write the proportion equation
   2,216,818.84 : 3,059,208.30 = 1,198,223.56 : x
2. Step 2: Convert to fraction form
   2,216,818.84/3,059,208.30 = 1,198,223.56/x
3. Step 3: Cross multiply
   2,216,818.84x = 3,059,208.30 × 1,198,223.56
4. Step 4: Simplify right side
   2,216,818.84x = 3,665,615,460,007.55
5. Step 5: Solve for x
   x = 3,665,615,460,007.55/2,216,818.84
6. Step 6: Final answer
   x = 1,653,547.59