Finding the Third Proportional to 28,136 and 64,103

Step by Step Solution

1. Step 1: Write the proportion equation
   28,136 : 64,103 = 64,103 : x
2. Step 2: Convert to fraction form
   28,136/64,103 = 64,103/x
3. Step 3: Cross multiply
   28,136x = 64,103 × 64,103
4. Step 4: Simplify right side
   28,136x = 4,109,194,609
5. Step 5: Solve for x
   x = 4,109,194,609/28,136
6. Step 6: Final answer
   x = 146,047.58