Finding the Fourth Proportional to 2,012,106.30, 3,018,159.45 and 1,870,388.70

Step by Step Solution

1. Step 1: Write the proportion equation
   2,012,106.30 : 3,018,159.45 = 1,870,388.70 : x
2. Step 2: Convert to fraction form
   2,012,106.30/3,018,159.45 = 1,870,388.70/x
3. Step 3: Cross multiply
   2,012,106.30x = 3,018,159.45 × 1,870,388.70
4. Step 4: Simplify right side
   2,012,106.30x = 5,645,131,330,078.22
5. Step 5: Solve for x
   x = 5,645,131,330,078.22/2,012,106.30
6. Step 6: Final answer
   x = 2,805,583.05