Finding the Fourth Proportional to 82,740.80, 114,181.92 and 45,014.72

Step by Step Solution

1. Step 1: Write the proportion equation
   82,740.80 : 114,181.92 = 45,014.72 : x
2. Step 2: Convert to fraction form
   82,740.80/114,181.92 = 45,014.72/x
3. Step 3: Cross multiply
   82,740.80x = 114,181.92 × 45,014.72
4. Step 4: Simplify right side
   82,740.80x = 5,139,867,157.86
5. Step 5: Solve for x
   x = 5,139,867,157.86/82,740.80
6. Step 6: Final answer
   x = 62,120.10