Finding the Fourth Proportional to 19,792.50, 29,701.71 and 7,480.50

Step by Step Solution

1. Step 1: Write the proportion equation
   19,792.50 : 29,701.71 = 7,480.50 : x
2. Step 2: Convert to fraction form
   19,792.50/29,701.71 = 7,480.50/x
3. Step 3: Cross multiply
   19,792.50x = 29,701.71 × 7,480.50
4. Step 4: Simplify right side
   19,792.50x = 222,183,641.66
5. Step 5: Solve for x
   x = 222,183,641.66/19,792.50
6. Step 6: Final answer
   x = 11,225.65