Finding the Fourth Proportional to 82,808.72, 114,279.51 and 47,002.05

Step by Step Solution

1. Step 1: Write the proportion equation
   82,808.72 : 114,279.51 = 47,002.05 : x
2. Step 2: Convert to fraction form
   82,808.72/114,279.51 = 47,002.05/x
3. Step 3: Cross multiply
   82,808.72x = 114,279.51 × 47,002.05
4. Step 4: Simplify right side
   82,808.72x = 5,371,371,243.00
5. Step 5: Solve for x
   x = 5,371,371,243.00/82,808.72
6. Step 6: Final answer
   x = 64,864.81