Finding the Fourth Proportional to 3,910,460.52, 5,866,067.86 and 1,214,061.76

Step by Step Solution

1. Step 1: Write the proportion equation
   3,910,460.52 : 5,866,067.86 = 1,214,061.76 : x
2. Step 2: Convert to fraction form
   3,910,460.52/5,866,067.86 = 1,214,061.76/x
3. Step 3: Cross multiply
   3,910,460.52x = 5,866,067.86 × 1,214,061.76
4. Step 4: Simplify right side
   3,910,460.52x = 7,121,768,670,391.03
5. Step 5: Solve for x
   x = 7,121,768,670,391.03/3,910,460.52
6. Step 6: Final answer
   x = 1,821,209.71