Finding the Fourth Proportional to 82,826.21, 114,300.72 and 47,016.86

Step by Step Solution

1. Step 1: Write the proportion equation
   82,826.21 : 114,300.72 = 47,016.86 : x
2. Step 2: Convert to fraction form
   82,826.21/114,300.72 = 47,016.86/x
3. Step 3: Cross multiply
   82,826.21x = 114,300.72 × 47,016.86
4. Step 4: Simplify right side
   82,826.21x = 5,374,060,378.64
5. Step 5: Solve for x
   x = 5,374,060,378.64/82,826.21
6. Step 6: Final answer
   x = 64,883.57