Finding the Fourth Proportional to 82,483.10, 123,728.70 and 43,117.10

Step by Step Solution

1. Step 1: Write the proportion equation
   82,483.10 : 123,728.70 = 43,117.10 : x
2. Step 2: Convert to fraction form
   82,483.10/123,728.70 = 43,117.10/x
3. Step 3: Cross multiply
   82,483.10x = 123,728.70 × 43,117.10
4. Step 4: Simplify right side
   82,483.10x = 5,334,822,730.77
5. Step 5: Solve for x
   x = 5,334,822,730.77/82,483.10
6. Step 6: Final answer
   x = 64,677.77