Finding the Fourth Proportional to 78,735.34, 118,068.38 and 28,802.48

Step by Step Solution

1. Step 1: Write the proportion equation
   78,735.34 : 118,068.38 = 28,802.48 : x
2. Step 2: Convert to fraction form
   78,735.34/118,068.38 = 28,802.48/x
3. Step 3: Cross multiply
   78,735.34x = 118,068.38 × 28,802.48
4. Step 4: Simplify right side
   78,735.34x = 3,400,662,304.74
5. Step 5: Solve for x
   x = 3,400,662,304.74/78,735.34
6. Step 6: Final answer
   x = 43,191.06