Finding the Fourth Proportional to 1,435.03, 1,979.71 and 837.48

Step by Step Solution

1. Step 1: Write the proportion equation
   1,435.03 : 1,979.71 = 837.48 : x
2. Step 2: Convert to fraction form
   1,435.03/1,979.71 = 837.48/x
3. Step 3: Cross multiply
   1,435.03x = 1,979.71 × 837.48
4. Step 4: Simplify right side
   1,435.03x = 1,657,967.53
5. Step 5: Solve for x
   x = 1,657,967.53/1,435.03
6. Step 6: Final answer
   x = 1,155.35