Finding the Fourth Proportional to 1,365.98, 1,885.83 and 901.58

Step by Step Solution

1. Step 1: Write the proportion equation
   1,365.98 : 1,885.83 = 901.58 : x
2. Step 2: Convert to fraction form
   1,365.98/1,885.83 = 901.58/x
3. Step 3: Cross multiply
   1,365.98x = 1,885.83 × 901.58
4. Step 4: Simplify right side
   1,365.98x = 1,700,226.61
5. Step 5: Solve for x
   x = 1,700,226.61/1,365.98
6. Step 6: Final answer
   x = 1,244.69