Finding the Fourth Proportional to 82,857.50, 114,343.80 and 45,131.84

Step by Step Solution

1. Step 1: Write the proportion equation
   82,857.50 : 114,343.80 = 45,131.84 : x
2. Step 2: Convert to fraction form
   82,857.50/114,343.80 = 45,131.84/x
3. Step 3: Cross multiply
   82,857.50x = 114,343.80 × 45,131.84
4. Step 4: Simplify right side
   82,857.50x = 5,160,546,086.59
5. Step 5: Solve for x
   x = 5,160,546,086.59/82,857.50
6. Step 6: Final answer
   x = 62,282.18