Finding the Fourth Proportional to 70,076.90, 96,675.78 and 42,854.18

Step by Step Solution

1. Step 1: Write the proportion equation
   70,076.90 : 96,675.78 = 42,854.18 : x
2. Step 2: Convert to fraction form
   70,076.90/96,675.78 = 42,854.18/x
3. Step 3: Cross multiply
   70,076.90x = 96,675.78 × 42,854.18
4. Step 4: Simplify right side
   70,076.90x = 4,142,960,794.38
5. Step 5: Solve for x
   x = 4,142,960,794.38/70,076.90
6. Step 6: Final answer
   x = 59,120.21