Finding the Fourth Proportional to 70,404.50, 97,134.29 and 40,168.10

Step by Step Solution

1. Step 1: Write the proportion equation
   70,404.50 : 97,134.29 = 40,168.10 : x
2. Step 2: Convert to fraction form
   70,404.50/97,134.29 = 40,168.10/x
3. Step 3: Cross multiply
   70,404.50x = 97,134.29 × 40,168.10
4. Step 4: Simplify right side
   70,404.50x = 3,901,699,874.15
5. Step 5: Solve for x
   x = 3,901,699,874.15/70,404.50
6. Step 6: Final answer
   x = 55,418.33