Finding the Fourth Proportional to 40,499.68, 60,776.64 and 16,807.25

Step by Step Solution

1. Step 1: Write the proportion equation
   40,499.68 : 60,776.64 = 16,807.25 : x
2. Step 2: Convert to fraction form
   40,499.68/60,776.64 = 16,807.25/x
3. Step 3: Cross multiply
   40,499.68x = 60,776.64 × 16,807.25
4. Step 4: Simplify right side
   40,499.68x = 1,021,487,992.71
5. Step 5: Solve for x
   x = 1,021,487,992.71/40,499.68
6. Step 6: Final answer
   x = 25,222.13