Finding the Third Proportional to 25,156.50 and 51,931.50

Step by Step Solution

1. Step 1: Write the proportion equation
   25,156.50 : 51,931.50 = 51,931.50 : x
2. Step 2: Convert to fraction form
   25,156.50/51,931.50 = 51,931.50/x
3. Step 3: Cross multiply
   25,156.50x = 51,931.50 × 51,931.50
4. Step 4: Simplify right side
   25,156.50x = 2,696,880,692.25
5. Step 5: Solve for x
   x = 2,696,880,692.25/25,156.50
6. Step 6: Final answer
   x = 107,204.13