Finding the Third Proportional to 61,256 and 89,453

Step by Step Solution

1. Step 1: Write the proportion equation
   61,256 : 89,453 = 89,453 : x
2. Step 2: Convert to fraction form
   61,256/89,453 = 89,453/x
3. Step 3: Cross multiply
   61,256x = 89,453 × 89,453
4. Step 4: Simplify right side
   61,256x = 8,001,839,209
5. Step 5: Solve for x
   x = 8,001,839,209/61,256
6. Step 6: Final answer
   x = 130,629.48