Finding the Fourth Proportional to 3,998,099.54, 5,997,144.69 and 1,302,420.48

Step by Step Solution

1. Step 1: Write the proportion equation
   3,998,099.54 : 5,997,144.69 = 1,302,420.48 : x
2. Step 2: Convert to fraction form
   3,998,099.54/5,997,144.69 = 1,302,420.48/x
3. Step 3: Cross multiply
   3,998,099.54x = 5,997,144.69 × 1,302,420.48
4. Step 4: Simplify right side
   3,998,099.54x = 7,810,804,065,779.25
5. Step 5: Solve for x
   x = 7,810,804,065,779.25/3,998,099.54
6. Step 6: Final answer
   x = 1,953,629.22