Finding the Fourth Proportional to 10,258.73, 15,382.83 and 4,707.30

Step by Step Solution

1. Step 1: Write the proportion equation
   10,258.73 : 15,382.83 = 4,707.30 : x
2. Step 2: Convert to fraction form
   10,258.73/15,382.83 = 4,707.30/x
3. Step 3: Cross multiply
   10,258.73x = 15,382.83 × 4,707.30
4. Step 4: Simplify right side
   10,258.73x = 72,411,495.21
5. Step 5: Solve for x
   x = 72,411,495.21/10,258.73
6. Step 6: Final answer
   x = 7,058.52