Finding the Fourth Proportional to 1,034,405.89, 1,548,290.04 and 553,430.50

Step by Step Solution

1. Step 1: Write the proportion equation
   1,034,405.89 : 1,548,290.04 = 553,430.50 : x
2. Step 2: Convert to fraction form
   1,034,405.89/1,548,290.04 = 553,430.50/x
3. Step 3: Cross multiply
   1,034,405.89x = 1,548,290.04 × 553,430.50
4. Step 4: Simplify right side
   1,034,405.89x = 856,870,930,982.22
5. Step 5: Solve for x
   x = 856,870,930,982.22/1,034,405.89
6. Step 6: Final answer
   x = 828,370.12