Finding the Fourth Proportional to 1,978,284.10, 2,730,032.06 and 1,118,825.91

Step by Step Solution

1. Step 1: Write the proportion equation
   1,978,284.10 : 2,730,032.06 = 1,118,825.91 : x
2. Step 2: Convert to fraction form
   1,978,284.10/2,730,032.06 = 1,118,825.91/x
3. Step 3: Cross multiply
   1,978,284.10x = 2,730,032.06 × 1,118,825.91
4. Step 4: Simplify right side
   1,978,284.10x = 3,054,430,603,858.67
5. Step 5: Solve for x
   x = 3,054,430,603,858.67/1,978,284.10
6. Step 6: Final answer
   x = 1,543,979.76