Finding the Fourth Proportional to 2,196,221.55, 3,293,110.18 and 679,474.17

Step by Step Solution

1. Step 1: Write the proportion equation
   2,196,221.55 : 3,293,110.18 = 679,474.17 : x
2. Step 2: Convert to fraction form
   2,196,221.55/3,293,110.18 = 679,474.17/x
3. Step 3: Cross multiply
   2,196,221.55x = 3,293,110.18 × 679,474.17
4. Step 4: Simplify right side
   2,196,221.55x = 2,237,583,307,123.39
5. Step 5: Solve for x
   x = 2,237,583,307,123.39/2,196,221.55
6. Step 6: Final answer
   x = 1,018,833.15