Finding the Fourth Proportional to 7,480.16, 10,322.69 and 4,123.10

Step by Step Solution

1. Step 1: Write the proportion equation
   7,480.16 : 10,322.69 = 4,123.10 : x
2. Step 2: Convert to fraction form
   7,480.16/10,322.69 = 4,123.10/x
3. Step 3: Cross multiply
   7,480.16x = 10,322.69 × 4,123.10
4. Step 4: Simplify right side
   7,480.16x = 42,561,492.17
5. Step 5: Solve for x
   x = 42,561,492.17/7,480.16
6. Step 6: Final answer
   x = 5,689.92