Finding the Fourth Proportional to 79,109.39, 118,665.30 and 25,801.13

Step by Step Solution

1. Step 1: Write the proportion equation
   79,109.39 : 118,665.30 = 25,801.13 : x
2. Step 2: Convert to fraction form
   79,109.39/118,665.30 = 25,801.13/x
3. Step 3: Cross multiply
   79,109.39x = 118,665.30 × 25,801.13
4. Step 4: Simplify right side
   79,109.39x = 3,061,699,021.12
5. Step 5: Solve for x
   x = 3,061,699,021.12/79,109.39
6. Step 6: Final answer
   x = 38,702.10