Finding the Fourth Proportional to 2,664,279.36, 3,997,008.72 and 1,243,559.52

Step by Step Solution

1. Step 1: Write the proportion equation
   2,664,279.36 : 3,997,008.72 = 1,243,559.52 : x
2. Step 2: Convert to fraction form
   2,664,279.36/3,997,008.72 = 1,243,559.52/x
3. Step 3: Cross multiply
   2,664,279.36x = 3,997,008.72 × 1,243,559.52
4. Step 4: Simplify right side
   2,664,279.36x = 4,970,518,245,279.01
5. Step 5: Solve for x
   x = 4,970,518,245,279.01/2,664,279.36
6. Step 6: Final answer
   x = 1,865,614.51