Finding the Fourth Proportional to 83,180.76, 114,756.90 and 51,294.30

Step by Step Solution

1. Step 1: Write the proportion equation
   83,180.76 : 114,756.90 = 51,294.30 : x
2. Step 2: Convert to fraction form
   83,180.76/114,756.90 = 51,294.30/x
3. Step 3: Cross multiply
   83,180.76x = 114,756.90 × 51,294.30
4. Step 4: Simplify right side
   83,180.76x = 5,886,374,855.67
5. Step 5: Solve for x
   x = 5,886,374,855.67/83,180.76
6. Step 6: Final answer
   x = 70,766.06