Finding the Fourth Proportional to 1,064,065.79, 1,468,414.50 and 580,641.59

Step by Step Solution

1. Step 1: Write the proportion equation
   1,064,065.79 : 1,468,414.50 = 580,641.59 : x
2. Step 2: Convert to fraction form
   1,064,065.79/1,468,414.50 = 580,641.59/x
3. Step 3: Cross multiply
   1,064,065.79x = 1,468,414.50 × 580,641.59
4. Step 4: Simplify right side
   1,064,065.79x = 852,622,530,059.06
5. Step 5: Solve for x
   x = 852,622,530,059.06/1,064,065.79
6. Step 6: Final answer
   x = 801,287.42