Finding the Fourth Proportional to 1,141,018.34, 1,574,605.42 and 624,804.78

Step by Step Solution

1. Step 1: Write the proportion equation
   1,141,018.34 : 1,574,605.42 = 624,804.78 : x
2. Step 2: Convert to fraction form
   1,141,018.34/1,574,605.42 = 624,804.78/x
3. Step 3: Cross multiply
   1,141,018.34x = 1,574,605.42 × 624,804.78
4. Step 4: Simplify right side
   1,141,018.34x = 983,820,993,029.91
5. Step 5: Solve for x
   x = 983,820,993,029.91/1,141,018.34
6. Step 6: Final answer
   x = 862,230.66