Finding the Fourth Proportional to 3,608,945.91, 5,413,426.16 and 1,478,647.53

Step by Step Solution

1. Step 1: Write the proportion equation
   3,608,945.91 : 5,413,426.16 = 1,478,647.53 : x
2. Step 2: Convert to fraction form
   3,608,945.91/5,413,426.16 = 1,478,647.53/x
3. Step 3: Cross multiply
   3,608,945.91x = 5,413,426.16 × 1,478,647.53
4. Step 4: Simplify right side
   3,608,945.91x = 8,004,549,212,928.15
5. Step 5: Solve for x
   x = 8,004,549,212,928.15/3,608,945.91
6. Step 6: Final answer
   x = 2,217,974.28