Finding the Fourth Proportional to 1,762.89, 2,432.76 and 976.98

Step by Step Solution

1. Step 1: Write the proportion equation
   1,762.89 : 2,432.76 = 976.98 : x
2. Step 2: Convert to fraction form
   1,762.89/2,432.76 = 976.98/x
3. Step 3: Cross multiply
   1,762.89x = 2,432.76 × 976.98
4. Step 4: Simplify right side
   1,762.89x = 2,376,757.86
5. Step 5: Solve for x
   x = 2,376,757.86/1,762.89
6. Step 6: Final answer
   x = 1,348.22