Finding the Fourth Proportional to 1,941,469.56, 2,913,516.54 and 679,308.12

Step by Step Solution

1. Step 1: Write the proportion equation
   1,941,469.56 : 2,913,516.54 = 679,308.12 : x
2. Step 2: Convert to fraction form
   1,941,469.56/2,913,516.54 = 679,308.12/x
3. Step 3: Cross multiply
   1,941,469.56x = 2,913,516.54 × 679,308.12
4. Step 4: Simplify right side
   1,941,469.56x = 1,979,175,443,376.31
5. Step 5: Solve for x
   x = 1,979,175,443,376.31/1,941,469.56
6. Step 6: Final answer
   x = 1,019,421.31