Finding the Fourth Proportional to 2,983.34, 4,115.12 and 1,922.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,983.34 : 4,115.12 = 1,922.50 : x
2. Step 2: Convert to fraction form
   2,983.34/4,115.12 = 1,922.50/x
3. Step 3: Cross multiply
   2,983.34x = 4,115.12 × 1,922.50
4. Step 4: Simplify right side
   2,983.34x = 7,911,312.72
5. Step 5: Solve for x
   x = 7,911,312.72/2,983.34
6. Step 6: Final answer
   x = 2,651.83