Finding the Fourth Proportional to 1,812,063.56, 2,718,111.69 and 549,891.18

Step by Step Solution

1. Step 1: Write the proportion equation
   1,812,063.56 : 2,718,111.69 = 549,891.18 : x
2. Step 2: Convert to fraction form
   1,812,063.56/2,718,111.69 = 549,891.18/x
3. Step 3: Cross multiply
   1,812,063.56x = 2,718,111.69 × 549,891.18
4. Step 4: Simplify right side
   1,812,063.56x = 1,494,665,644,585.89
5. Step 5: Solve for x
   x = 1,494,665,644,585.89/1,812,063.56
6. Step 6: Final answer
   x = 824,841.73