Finding the Fourth Proportional to 2,028,395.39, 2,798,929.16 and 1,615,978.15

Step by Step Solution

1. Step 1: Write the proportion equation
   2,028,395.39 : 2,798,929.16 = 1,615,978.15 : x
2. Step 2: Convert to fraction form
   2,028,395.39/2,798,929.16 = 1,615,978.15/x
3. Step 3: Cross multiply
   2,028,395.39x = 2,798,929.16 × 1,615,978.15
4. Step 4: Simplify right side
   2,028,395.39x = 4,523,008,350,880.64
5. Step 5: Solve for x
   x = 4,523,008,350,880.64/2,028,395.39
6. Step 6: Final answer
   x = 2,229,845.51