Finding the Third Proportional to 231,915.38 and 498,889.50

Step by Step Solution

1. Step 1: Write the proportion equation
   231,915.38 : 498,889.50 = 498,889.50 : x
2. Step 2: Convert to fraction form
   231,915.38/498,889.50 = 498,889.50/x
3. Step 3: Cross multiply
   231,915.38x = 498,889.50 × 498,889.50
4. Step 4: Simplify right side
   231,915.38x = 248,890,733,210.25
5. Step 5: Solve for x
   x = 248,890,733,210.25/231,915.38
6. Step 6: Final answer
   x = 1,073,196.35