Finding the Third Proportional to 47,821.50 and 130,099.50

Step by Step Solution

1. Step 1: Write the proportion equation
   47,821.50 : 130,099.50 = 130,099.50 : x
2. Step 2: Convert to fraction form
   47,821.50/130,099.50 = 130,099.50/x
3. Step 3: Cross multiply
   47,821.50x = 130,099.50 × 130,099.50
4. Step 4: Simplify right side
   47,821.50x = 16,925,879,900.25
5. Step 5: Solve for x
   x = 16,925,879,900.25/47,821.50
6. Step 6: Final answer
   x = 353,938.71