Finding the Fourth Proportional to 117,915.03, 162,913.55 and 82,264.19

Step by Step Solution

1. Step 1: Write the proportion equation
   117,915.03 : 162,913.55 = 82,264.19 : x
2. Step 2: Convert to fraction form
   117,915.03/162,913.55 = 82,264.19/x
3. Step 3: Cross multiply
   117,915.03x = 162,913.55 × 82,264.19
4. Step 4: Simplify right side
   117,915.03x = 13,401,950,004.89
5. Step 5: Solve for x
   x = 13,401,950,004.89/117,915.03
6. Step 6: Final answer
   x = 113,657.69