Finding the Fourth Proportional to 1,005,061.96, 1,507,888.76 and 365,355.63

Step by Step Solution

1. Step 1: Write the proportion equation
   1,005,061.96 : 1,507,888.76 = 365,355.63 : x
2. Step 2: Convert to fraction form
   1,005,061.96/1,507,888.76 = 365,355.63/x
3. Step 3: Cross multiply
   1,005,061.96x = 1,507,888.76 × 365,355.63
4. Step 4: Simplify right side
   1,005,061.96x = 550,915,647,879.72
5. Step 5: Solve for x
   x = 550,915,647,879.72/1,005,061.96
6. Step 6: Final answer
   x = 548,140.98