Finding the Third Proportional to 68,463 and 147,111

Step by Step Solution

1. Step 1: Write the proportion equation
   68,463 : 147,111 = 147,111 : x
2. Step 2: Convert to fraction form
   68,463/147,111 = 147,111/x
3. Step 3: Cross multiply
   68,463x = 147,111 × 147,111
4. Step 4: Simplify right side
   68,463x = 21,641,646,321
5. Step 5: Solve for x
   x = 21,641,646,321/68,463
6. Step 6: Final answer
   x = 316,107.19