Finding the Fourth Proportional to 1,609,957.89, 2,414,912.18 and 411,870.06

Step by Step Solution

1. Step 1: Write the proportion equation
   1,609,957.89 : 2,414,912.18 = 411,870.06 : x
2. Step 2: Convert to fraction form
   1,609,957.89/2,414,912.18 = 411,870.06/x
3. Step 3: Cross multiply
   1,609,957.89x = 2,414,912.18 × 411,870.06
4. Step 4: Simplify right side
   1,609,957.89x = 994,630,022,411.98
5. Step 5: Solve for x
   x = 994,630,022,411.98/1,609,957.89
6. Step 6: Final answer
   x = 617,798.78