Finding the Fourth Proportional to 35,981.73, 53,967.72 and 9,688.05

Step by Step Solution

1. Step 1: Write the proportion equation
   35,981.73 : 53,967.72 = 9,688.05 : x
2. Step 2: Convert to fraction form
   35,981.73/53,967.72 = 9,688.05/x
3. Step 3: Cross multiply
   35,981.73x = 53,967.72 × 9,688.05
4. Step 4: Simplify right side
   35,981.73x = 522,841,969.75
5. Step 5: Solve for x
   x = 522,841,969.75/35,981.73
6. Step 6: Final answer
   x = 14,530.76