Finding the Fourth Proportional to 16,778.75, 23,155.88 and 10,064.66

Step by Step Solution

1. Step 1: Write the proportion equation
   16,778.75 : 23,155.88 = 10,064.66 : x
2. Step 2: Convert to fraction form
   16,778.75/23,155.88 = 10,064.66/x
3. Step 3: Cross multiply
   16,778.75x = 23,155.88 × 10,064.66
4. Step 4: Simplify right side
   16,778.75x = 233,055,893.10
5. Step 5: Solve for x
   x = 233,055,893.10/16,778.75
6. Step 6: Final answer
   x = 13,889.95