Finding the Fourth Proportional to 3,669,426.48, 5,504,139.72 and 1,273,513.30

Step by Step Solution

1. Step 1: Write the proportion equation
   3,669,426.48 : 5,504,139.72 = 1,273,513.30 : x
2. Step 2: Convert to fraction form
   3,669,426.48/5,504,139.72 = 1,273,513.30/x
3. Step 3: Cross multiply
   3,669,426.48x = 5,504,139.72 × 1,273,513.30
4. Step 4: Simplify right side
   3,669,426.48x = 7,009,595,138,478.28
5. Step 5: Solve for x
   x = 7,009,595,138,478.28/3,669,426.48
6. Step 6: Final answer
   x = 1,910,269.95