Finding the Fourth Proportional to 70,665.16, 97,513.33 and 40,450.72

Step by Step Solution

1. Step 1: Write the proportion equation
   70,665.16 : 97,513.33 = 40,450.72 : x
2. Step 2: Convert to fraction form
   70,665.16/97,513.33 = 40,450.72/x
3. Step 3: Cross multiply
   70,665.16x = 97,513.33 × 40,450.72
4. Step 4: Simplify right side
   70,665.16x = 3,944,484,408.10
5. Step 5: Solve for x
   x = 3,944,484,408.10/70,665.16
6. Step 6: Final answer
   x = 55,819.37