Finding the Fourth Proportional to 2,467,978.80, 3,699,203.40 and 1,403,530.80

Step by Step Solution

1. Step 1: Write the proportion equation
   2,467,978.80 : 3,699,203.40 = 1,403,530.80 : x
2. Step 2: Convert to fraction form
   2,467,978.80/3,699,203.40 = 1,403,530.80/x
3. Step 3: Cross multiply
   2,467,978.80x = 3,699,203.40 × 1,403,530.80
4. Step 4: Simplify right side
   2,467,978.80x = 5,191,945,907,364.72
5. Step 5: Solve for x
   x = 5,191,945,907,364.72/2,467,978.80
6. Step 6: Final answer
   x = 2,103,723.87