Finding the Fourth Proportional to 2,920.18, 4,375.32 and 1,763.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,920.18 : 4,375.32 = 1,763.50 : x
2. Step 2: Convert to fraction form
   2,920.18/4,375.32 = 1,763.50/x
3. Step 3: Cross multiply
   2,920.18x = 4,375.32 × 1,763.50
4. Step 4: Simplify right side
   2,920.18x = 7,715,876.82
5. Step 5: Solve for x
   x = 7,715,876.82/2,920.18
6. Step 6: Final answer
   x = 2,642.26