Finding the Fourth Proportional to 76,188.33, 105,136.25 and 42,194.52

Step by Step Solution

1. Step 1: Write the proportion equation
   76,188.33 : 105,136.25 = 42,194.52 : x
2. Step 2: Convert to fraction form
   76,188.33/105,136.25 = 42,194.52/x
3. Step 3: Cross multiply
   76,188.33x = 105,136.25 × 42,194.52
4. Step 4: Simplify right side
   76,188.33x = 4,436,173,392.38
5. Step 5: Solve for x
   x = 4,436,173,392.38/76,188.33
6. Step 6: Final answer
   x = 58,226.42