Finding the Fourth Proportional to 3,688,799.52, 5,090,533.32 and 2,057,208.72

Step by Step Solution

1. Step 1: Write the proportion equation
   3,688,799.52 : 5,090,533.32 = 2,057,208.72 : x
2. Step 2: Convert to fraction form
   3,688,799.52/5,090,533.32 = 2,057,208.72/x
3. Step 3: Cross multiply
   3,688,799.52x = 5,090,533.32 × 2,057,208.72
4. Step 4: Simplify right side
   3,688,799.52x = 10,472,289,535,354.55
5. Step 5: Solve for x
   x = 10,472,289,535,354.55/3,688,799.52
6. Step 6: Final answer
   x = 2,838,942.45