Finding the Fourth Proportional to 70,946.78, 97,907.32 and 39,116.82

Step by Step Solution

1. Step 1: Write the proportion equation
   70,946.78 : 97,907.32 = 39,116.82 : x
2. Step 2: Convert to fraction form
   70,946.78/97,907.32 = 39,116.82/x
3. Step 3: Cross multiply
   70,946.78x = 97,907.32 × 39,116.82
4. Step 4: Simplify right side
   70,946.78x = 3,829,822,817.54
5. Step 5: Solve for x
   x = 3,829,822,817.54/70,946.78
6. Step 6: Final answer
   x = 53,981.63