Finding the Fourth Proportional to 1,763.83, 2,434.06 and 977.83

Step by Step Solution

1. Step 1: Write the proportion equation
   1,763.83 : 2,434.06 = 977.83 : x
2. Step 2: Convert to fraction form
   1,763.83/2,434.06 = 977.83/x
3. Step 3: Cross multiply
   1,763.83x = 2,434.06 × 977.83
4. Step 4: Simplify right side
   1,763.83x = 2,380,096.89
5. Step 5: Solve for x
   x = 2,380,096.89/1,763.83
6. Step 6: Final answer
   x = 1,349.39