Finding the Fourth Proportional to 83,958.14, 115,870.41 and 62,700.50

Step by Step Solution

1. Step 1: Write the proportion equation
   83,958.14 : 115,870.41 = 62,700.50 : x
2. Step 2: Convert to fraction form
   83,958.14/115,870.41 = 62,700.50/x
3. Step 3: Cross multiply
   83,958.14x = 115,870.41 × 62,700.50
4. Step 4: Simplify right side
   83,958.14x = 7,265,132,062.85
5. Step 5: Solve for x
   x = 7,265,132,062.85/83,958.14
6. Step 6: Final answer
   x = 86,532.79