Finding the Fourth Proportional to 70,601.69, 105,915.60 and 23,219.39

Step by Step Solution

1. Step 1: Write the proportion equation
   70,601.69 : 105,915.60 = 23,219.39 : x
2. Step 2: Convert to fraction form
   70,601.69/105,915.60 = 23,219.39/x
3. Step 3: Cross multiply
   70,601.69x = 105,915.60 × 23,219.39
4. Step 4: Simplify right side
   70,601.69x = 2,459,295,093.91
5. Step 5: Solve for x
   x = 2,459,295,093.91/70,601.69
6. Step 6: Final answer
   x = 34,833.38