Finding the Fourth Proportional to 6,018.25, 9,026.69 and 1,858.28

Step by Step Solution

1. Step 1: Write the proportion equation
   6,018.25 : 9,026.69 = 1,858.28 : x
2. Step 2: Convert to fraction form
   6,018.25/9,026.69 = 1,858.28/x
3. Step 3: Cross multiply
   6,018.25x = 9,026.69 × 1,858.28
4. Step 4: Simplify right side
   6,018.25x = 16,774,111.60
5. Step 5: Solve for x
   x = 16,774,111.60/6,018.25
6. Step 6: Final answer
   x = 2,787.21