Finding the Fourth Proportional to 1,344,917.10, 1,856,096.79 and 772,068

Step by Step Solution

1. Step 1: Write the proportion equation
   1,344,917.10 : 1,856,096.79 = 772,068 : x
2. Step 2: Convert to fraction form
   1,344,917.10/1,856,096.79 = 772,068/x
3. Step 3: Cross multiply
   1,344,917.10x = 1,856,096.79 × 772,068
4. Step 4: Simplify right side
   1,344,917.10x = 1,433,032,936,461.72
5. Step 5: Solve for x
   x = 1,433,032,936,461.72/1,344,917.10
6. Step 6: Final answer
   x = 1,065,517.67