Finding the Fourth Proportional to 3,008,985.54, 4,514,601.89 and 1,212,378.72

Step by Step Solution

1. Step 1: Write the proportion equation
   3,008,985.54 : 4,514,601.89 = 1,212,378.72 : x
2. Step 2: Convert to fraction form
   3,008,985.54/4,514,601.89 = 1,212,378.72/x
3. Step 3: Cross multiply
   3,008,985.54x = 4,514,601.89 × 1,212,378.72
4. Step 4: Simplify right side
   3,008,985.54x = 5,473,407,260,707.78
5. Step 5: Solve for x
   x = 5,473,407,260,707.78/3,008,985.54
6. Step 6: Final answer
   x = 1,819,020.79