Finding the Fourth Proportional to 1,165,870.50, 1,748,868.42 and 367,214.54

Step by Step Solution

1. Step 1: Write the proportion equation
   1,165,870.50 : 1,748,868.42 = 367,214.54 : x
2. Step 2: Convert to fraction form
   1,165,870.50/1,748,868.42 = 367,214.54/x
3. Step 3: Cross multiply
   1,165,870.50x = 1,748,868.42 × 367,214.54
4. Step 4: Simplify right side
   1,165,870.50x = 642,209,912,370.83
5. Step 5: Solve for x
   x = 642,209,912,370.83/1,165,870.50
6. Step 6: Final answer
   x = 550,841.55