Finding the Fourth Proportional to 7,503.98, 10,354.98 and 4,146.80

Step by Step Solution

1. Step 1: Write the proportion equation
   7,503.98 : 10,354.98 = 4,146.80 : x
2. Step 2: Convert to fraction form
   7,503.98/10,354.98 = 4,146.80/x
3. Step 3: Cross multiply
   7,503.98x = 10,354.98 × 4,146.80
4. Step 4: Simplify right side
   7,503.98x = 42,940,031.06
5. Step 5: Solve for x
   x = 42,940,031.06/7,503.98
6. Step 6: Final answer
   x = 5,722.30