Finding the Fourth Proportional to 1,935.03, 2,671.57 and 1,272.99

Step by Step Solution

1. Step 1: Write the proportion equation
   1,935.03 : 2,671.57 = 1,272.99 : x
2. Step 2: Convert to fraction form
   1,935.03/2,671.57 = 1,272.99/x
3. Step 3: Cross multiply
   1,935.03x = 2,671.57 × 1,272.99
4. Step 4: Simplify right side
   1,935.03x = 3,400,881.89
5. Step 5: Solve for x
   x = 3,400,881.89/1,935.03
6. Step 6: Final answer
   x = 1,757.53