Finding the Fourth Proportional to 78,104.24, 107,784.36 and 42,294.25

Step by Step Solution

1. Step 1: Write the proportion equation
   78,104.24 : 107,784.36 = 42,294.25 : x
2. Step 2: Convert to fraction form
   78,104.24/107,784.36 = 42,294.25/x
3. Step 3: Cross multiply
   78,104.24x = 107,784.36 × 42,294.25
4. Step 4: Simplify right side
   78,104.24x = 4,558,658,667.93
5. Step 5: Solve for x
   x = 4,558,658,667.93/78,104.24
6. Step 6: Final answer
   x = 58,366.34