Finding the Fourth Proportional to 70,443.58, 97,211.70 and 38,613.82

Step by Step Solution

1. Step 1: Write the proportion equation
   70,443.58 : 97,211.70 = 38,613.82 : x
2. Step 2: Convert to fraction form
   70,443.58/97,211.70 = 38,613.82/x
3. Step 3: Cross multiply
   70,443.58x = 97,211.70 × 38,613.82
4. Step 4: Simplify right side
   70,443.58x = 3,753,715,085.69
5. Step 5: Solve for x
   x = 3,753,715,085.69/70,443.58
6. Step 6: Final answer
   x = 53,286.83