Finding the Third Proportional to 45,490 and 70,182

Step by Step Solution

1. Step 1: Write the proportion equation
   45,490 : 70,182 = 70,182 : x
2. Step 2: Convert to fraction form
   45,490/70,182 = 70,182/x
3. Step 3: Cross multiply
   45,490x = 70,182 × 70,182
4. Step 4: Simplify right side
   45,490x = 4,925,513,124
5. Step 5: Solve for x
   x = 4,925,513,124/45,490
6. Step 6: Final answer
   x = 108,276.83