Finding the Fourth Proportional to 78,781.89, 118,137.29 and 22,609.25

Step by Step Solution

1. Step 1: Write the proportion equation
   78,781.89 : 118,137.29 = 22,609.25 : x
2. Step 2: Convert to fraction form
   78,781.89/118,137.29 = 22,609.25/x
3. Step 3: Cross multiply
   78,781.89x = 118,137.29 × 22,609.25
4. Step 4: Simplify right side
   78,781.89x = 2,670,994,820.20
5. Step 5: Solve for x
   x = 2,670,994,820.20/78,781.89
6. Step 6: Final answer
   x = 33,903.67