Finding the Fourth Proportional to 1,424,877.05, 1,966,315.56 and 771,491.82

Step by Step Solution

1. Step 1: Write the proportion equation
   1,424,877.05 : 1,966,315.56 = 771,491.82 : x
2. Step 2: Convert to fraction form
   1,424,877.05/1,966,315.56 = 771,491.82/x
3. Step 3: Cross multiply
   1,424,877.05x = 1,966,315.56 × 771,491.82
4. Step 4: Simplify right side
   1,424,877.05x = 1,516,996,370,078.72
5. Step 5: Solve for x
   x = 1,516,996,370,078.72/1,424,877.05
6. Step 6: Final answer
   x = 1,064,650.72