Finding the Fourth Proportional to 82,353.80, 113,562.78 and 70,456.52

Step by Step Solution

1. Step 1: Write the proportion equation
   82,353.80 : 113,562.78 = 70,456.52 : x
2. Step 2: Convert to fraction form
   82,353.80/113,562.78 = 70,456.52/x
3. Step 3: Cross multiply
   82,353.80x = 113,562.78 × 70,456.52
4. Step 4: Simplify right side
   82,353.80x = 8,001,238,280.33
5. Step 5: Solve for x
   x = 8,001,238,280.33/82,353.80
6. Step 6: Final answer
   x = 97,156.88