Finding the Fourth Proportional to 82,878.42, 114,372.30 and 45,152.67

Step by Step Solution

1. Step 1: Write the proportion equation
   82,878.42 : 114,372.30 = 45,152.67 : x
2. Step 2: Convert to fraction form
   82,878.42/114,372.30 = 45,152.67/x
3. Step 3: Cross multiply
   82,878.42x = 114,372.30 × 45,152.67
4. Step 4: Simplify right side
   82,878.42x = 5,164,214,719.04
5. Step 5: Solve for x
   x = 5,164,214,719.04/82,878.42
6. Step 6: Final answer
   x = 62,310.73