Finding the Fourth Proportional to 82,675, 114,103.98 and 50,428.36

Step by Step Solution

1. Step 1: Write the proportion equation
   82,675 : 114,103.98 = 50,428.36 : x
2. Step 2: Convert to fraction form
   82,675/114,103.98 = 50,428.36/x
3. Step 3: Cross multiply
   82,675x = 114,103.98 × 50,428.36
4. Step 4: Simplify right side
   82,675x = 5,754,076,580.87
5. Step 5: Solve for x
   x = 5,754,076,580.87/82,675
6. Step 6: Final answer
   x = 69,598.75