Finding the Fourth Proportional to 78,792.48, 118,172.82 and 28,855.52

Step by Step Solution

1. Step 1: Write the proportion equation
   78,792.48 : 118,172.82 = 28,855.52 : x
2. Step 2: Convert to fraction form
   78,792.48/118,172.82 = 28,855.52/x
3. Step 3: Cross multiply
   78,792.48x = 118,172.82 × 28,855.52
4. Step 4: Simplify right side
   78,792.48x = 3,409,938,796.18
5. Step 5: Solve for x
   x = 3,409,938,796.18/78,792.48
6. Step 6: Final answer
   x = 43,277.47