Finding the Fourth Proportional to 82,874.82, 114,492.24 and 66,931.59

Step by Step Solution

1. Step 1: Write the proportion equation
   82,874.82 : 114,492.24 = 66,931.59 : x
2. Step 2: Convert to fraction form
   82,874.82/114,492.24 = 66,931.59/x
3. Step 3: Cross multiply
   82,874.82x = 114,492.24 × 66,931.59
4. Step 4: Simplify right side
   82,874.82x = 7,663,147,665.86
5. Step 5: Solve for x
   x = 7,663,147,665.86/82,874.82
6. Step 6: Final answer
   x = 92,466.54