Finding the Fourth Proportional to 50,719.90, 71,124.50 and 50,719.90

Step by Step Solution

1. Step 1: Write the proportion equation
   50,719.90 : 71,124.50 = 50,719.90 : x
2. Step 2: Convert to fraction form
   50,719.90/71,124.50 = 50,719.90/x
3. Step 3: Cross multiply
   50,719.90x = 71,124.50 × 50,719.90
4. Step 4: Simplify right side
   50,719.90x = 3,607,427,527.55
5. Step 5: Solve for x
   x = 3,607,427,527.55/50,719.90
6. Step 6: Final answer
   x = 71,124.50