Finding the Fourth Proportional to 1,075,019.06, 1,483,587.60 and 616,210.04

Step by Step Solution

1. Step 1: Write the proportion equation
   1,075,019.06 : 1,483,587.60 = 616,210.04 : x
2. Step 2: Convert to fraction form
   1,075,019.06/1,483,587.60 = 616,210.04/x
3. Step 3: Cross multiply
   1,075,019.06x = 1,483,587.60 × 616,210.04
4. Step 4: Simplify right side
   1,075,019.06x = 914,201,574,339.50
5. Step 5: Solve for x
   x = 914,201,574,339.50/1,075,019.06
6. Step 6: Final answer
   x = 850,404.99