Finding the Fourth Proportional to 1,071,084.18, 1,606,631.78 and 361,118.37

Step by Step Solution

1. Step 1: Write the proportion equation
   1,071,084.18 : 1,606,631.78 = 361,118.37 : x
2. Step 2: Convert to fraction form
   1,071,084.18/1,606,631.78 = 361,118.37/x
3. Step 3: Cross multiply
   1,071,084.18x = 1,606,631.78 × 361,118.37
4. Step 4: Simplify right side
   1,071,084.18x = 580,184,249,583.80
5. Step 5: Solve for x
   x = 580,184,249,583.80/1,071,084.18
6. Step 6: Final answer
   x = 541,679.41