Finding the Fourth Proportional to 1,837.89, 2,535.80 and 1,277.73

Step by Step Solution

1. Step 1: Write the proportion equation
   1,837.89 : 2,535.80 = 1,277.73 : x
2. Step 2: Convert to fraction form
   1,837.89/2,535.80 = 1,277.73/x
3. Step 3: Cross multiply
   1,837.89x = 2,535.80 × 1,277.73
4. Step 4: Simplify right side
   1,837.89x = 3,240,061.35
5. Step 5: Solve for x
   x = 3,240,061.35/1,837.89
6. Step 6: Final answer
   x = 1,762.92