Finding the Fourth Proportional to 14,069.25, 19,416.17 and 7,781.63

Step by Step Solution

1. Step 1: Write the proportion equation
   14,069.25 : 19,416.17 = 7,781.63 : x
2. Step 2: Convert to fraction form
   14,069.25/19,416.17 = 7,781.63/x
3. Step 3: Cross multiply
   14,069.25x = 19,416.17 × 7,781.63
4. Step 4: Simplify right side
   14,069.25x = 151,089,373.33
5. Step 5: Solve for x
   x = 151,089,373.33/14,069.25
6. Step 6: Final answer
   x = 10,738.98