Finding the Fourth Proportional to 78,968.50, 118,473.30 and 23,564.50

Step by Step Solution

1. Step 1: Write the proportion equation
   78,968.50 : 118,473.30 = 23,564.50 : x
2. Step 2: Convert to fraction form
   78,968.50/118,473.30 = 23,564.50/x
3. Step 3: Cross multiply
   78,968.50x = 118,473.30 × 23,564.50
4. Step 4: Simplify right side
   78,968.50x = 2,791,764,077.85
5. Step 5: Solve for x
   x = 2,791,764,077.85/78,968.50
6. Step 6: Final answer
   x = 35,352.88