Finding the Fourth Proportional to 83,210.06, 114,823.90 and 51,379.50

Step by Step Solution

1. Step 1: Write the proportion equation
   83,210.06 : 114,823.90 = 51,379.50 : x
2. Step 2: Convert to fraction form
   83,210.06/114,823.90 = 51,379.50/x
3. Step 3: Cross multiply
   83,210.06x = 114,823.90 × 51,379.50
4. Step 4: Simplify right side
   83,210.06x = 5,899,594,570.05
5. Step 5: Solve for x
   x = 5,899,594,570.05/83,210.06
6. Step 6: Final answer
   x = 70,900.02