Finding the Fourth Proportional to 2,156,801.60, 3,233,647.20 and 1,409,268.80

Step by Step Solution

1. Step 1: Write the proportion equation
   2,156,801.60 : 3,233,647.20 = 1,409,268.80 : x
2. Step 2: Convert to fraction form
   2,156,801.60/3,233,647.20 = 1,409,268.80/x
3. Step 3: Cross multiply
   2,156,801.60x = 3,233,647.20 × 1,409,268.80
4. Step 4: Simplify right side
   2,156,801.60x = 4,557,078,109,167.36
5. Step 5: Solve for x
   x = 4,557,078,109,167.36/2,156,801.60
6. Step 6: Final answer
   x = 2,112,887.02