Finding the Fourth Proportional to 70,103.02, 96,747.69 and 39,889.62

Step by Step Solution

1. Step 1: Write the proportion equation
   70,103.02 : 96,747.69 = 39,889.62 : x
2. Step 2: Convert to fraction form
   70,103.02/96,747.69 = 39,889.62/x
3. Step 3: Cross multiply
   70,103.02x = 96,747.69 × 39,889.62
4. Step 4: Simplify right side
   70,103.02x = 3,859,228,589.98
5. Step 5: Solve for x
   x = 3,859,228,589.98/70,103.02
6. Step 6: Final answer
   x = 55,050.82