Finding the Fourth Proportional to 78,802.42, 118,225.50 and 43,766.68

Step by Step Solution

1. Step 1: Write the proportion equation
   78,802.42 : 118,225.50 = 43,766.68 : x
2. Step 2: Convert to fraction form
   78,802.42/118,225.50 = 43,766.68/x
3. Step 3: Cross multiply
   78,802.42x = 118,225.50 × 43,766.68
4. Step 4: Simplify right side
   78,802.42x = 5,174,337,626.34
5. Step 5: Solve for x
   x = 5,174,337,626.34/78,802.42
6. Step 6: Final answer
   x = 65,662.17