Finding the Fourth Proportional to 70,970.42, 97,935.89 and 40,734.47

Step by Step Solution

1. Step 1: Write the proportion equation
   70,970.42 : 97,935.89 = 40,734.47 : x
2. Step 2: Convert to fraction form
   70,970.42/97,935.89 = 40,734.47/x
3. Step 3: Cross multiply
   70,970.42x = 97,935.89 × 40,734.47
4. Step 4: Simplify right side
   70,970.42x = 3,989,366,614.30
5. Step 5: Solve for x
   x = 3,989,366,614.30/70,970.42
6. Step 6: Final answer
   x = 56,211.68