Finding the Third Proportional to 45,130 and 67,435

Step by Step Solution

1. Step 1: Write the proportion equation
   45,130 : 67,435 = 67,435 : x
2. Step 2: Convert to fraction form
   45,130/67,435 = 67,435/x
3. Step 3: Cross multiply
   45,130x = 67,435 × 67,435
4. Step 4: Simplify right side
   45,130x = 4,547,479,225
5. Step 5: Solve for x
   x = 4,547,479,225/45,130
6. Step 6: Final answer
   x = 100,764.00