Finding the Fourth Proportional to 1,377,404.24, 2,066,103.50 and 366,526.13

Step by Step Solution

1. Step 1: Write the proportion equation
   1,377,404.24 : 2,066,103.50 = 366,526.13 : x
2. Step 2: Convert to fraction form
   1,377,404.24/2,066,103.50 = 366,526.13/x
3. Step 3: Cross multiply
   1,377,404.24x = 2,066,103.50 × 366,526.13
4. Step 4: Simplify right side
   1,377,404.24x = 757,280,907,871.31
5. Step 5: Solve for x
   x = 757,280,907,871.31/1,377,404.24
6. Step 6: Final answer
   x = 549,788.43