Finding the Fourth Proportional to 50,499.70, 70,830.80 and 50,499.70

Step by Step Solution

1. Step 1: Write the proportion equation
   50,499.70 : 70,830.80 = 50,499.70 : x
2. Step 2: Convert to fraction form
   50,499.70/70,830.80 = 50,499.70/x
3. Step 3: Cross multiply
   50,499.70x = 70,830.80 × 50,499.70
4. Step 4: Simplify right side
   50,499.70x = 3,576,934,150.76
5. Step 5: Solve for x
   x = 3,576,934,150.76/50,499.70
6. Step 6: Final answer
   x = 70,830.80