Finding the Fourth Proportional to 1,141,518.37, 1,575,291.41 and 658,081.21

Step by Step Solution

1. Step 1: Write the proportion equation
   1,141,518.37 : 1,575,291.41 = 658,081.21 : x
2. Step 2: Convert to fraction form
   1,141,518.37/1,575,291.41 = 658,081.21/x
3. Step 3: Cross multiply
   1,141,518.37x = 1,575,291.41 × 658,081.21
4. Step 4: Simplify right side
   1,141,518.37x = 1,036,669,670,964.15
5. Step 5: Solve for x
   x = 1,036,669,670,964.15/1,141,518.37
6. Step 6: Final answer
   x = 908,149.80