Finding the Fourth Proportional to 295,978.92, 443,994.32 and 82,749.16

Step by Step Solution

1. Step 1: Write the proportion equation
   295,978.92 : 443,994.32 = 82,749.16 : x
2. Step 2: Convert to fraction form
   295,978.92/443,994.32 = 82,749.16/x
3. Step 3: Cross multiply
   295,978.92x = 443,994.32 × 82,749.16
4. Step 4: Simplify right side
   295,978.92x = 36,740,157,024.77
5. Step 5: Solve for x
   x = 36,740,157,024.77/295,978.92
6. Step 6: Final answer
   x = 124,130.99