Finding the Fourth Proportional to 1,062,429.34, 1,466,109.74 and 578,984.18

Step by Step Solution

1. Step 1: Write the proportion equation
   1,062,429.34 : 1,466,109.74 = 578,984.18 : x
2. Step 2: Convert to fraction form
   1,062,429.34/1,466,109.74 = 578,984.18/x
3. Step 3: Cross multiply
   1,062,429.34x = 1,466,109.74 × 578,984.18
4. Step 4: Simplify right side
   1,062,429.34x = 848,854,345,603.91
5. Step 5: Solve for x
   x = 848,854,345,603.91/1,062,429.34
6. Step 6: Final answer
   x = 798,974.87