Finding the Fourth Proportional to 78,493.74, 117,792.45 and 46,880.52

Step by Step Solution

1. Step 1: Write the proportion equation
   78,493.74 : 117,792.45 = 46,880.52 : x
2. Step 2: Convert to fraction form
   78,493.74/117,792.45 = 46,880.52/x
3. Step 3: Cross multiply
   78,493.74x = 117,792.45 × 46,880.52
4. Step 4: Simplify right side
   78,493.74x = 5,522,171,308.07
5. Step 5: Solve for x
   x = 5,522,171,308.07/78,493.74
6. Step 6: Final answer
   x = 70,351.74