Finding the Third Proportional to 113,156 and 248,056

Step by Step Solution

1. Step 1: Write the proportion equation
   113,156 : 248,056 = 248,056 : x
2. Step 2: Convert to fraction form
   113,156/248,056 = 248,056/x
3. Step 3: Cross multiply
   113,156x = 248,056 × 248,056
4. Step 4: Simplify right side
   113,156x = 61,531,779,136
5. Step 5: Solve for x
   x = 61,531,779,136/113,156
6. Step 6: Final answer
   x = 543,778.32