Finding the Fourth Proportional to 70,653.82, 105,882.17 and 53,103.10

Step by Step Solution

1. Step 1: Write the proportion equation
   70,653.82 : 105,882.17 = 53,103.10 : x
2. Step 2: Convert to fraction form
   70,653.82/105,882.17 = 53,103.10/x
3. Step 3: Cross multiply
   70,653.82x = 105,882.17 × 53,103.10
4. Step 4: Simplify right side
   70,653.82x = 5,622,671,461.73
5. Step 5: Solve for x
   x = 5,622,671,461.73/70,653.82
6. Step 6: Final answer
   x = 79,580.57