Finding the Fourth Proportional to 70,969.72, 97,945.12 and 53,033.58

Step by Step Solution

1. Step 1: Write the proportion equation
   70,969.72 : 97,945.12 = 53,033.58 : x
2. Step 2: Convert to fraction form
   70,969.72/97,945.12 = 53,033.58/x
3. Step 3: Cross multiply
   70,969.72x = 97,945.12 × 53,033.58
4. Step 4: Simplify right side
   70,969.72x = 5,194,379,734.82
5. Step 5: Solve for x
   x = 5,194,379,734.82/70,969.72
6. Step 6: Final answer
   x = 73,191.49