Finding the Third Proportional to 99,436 and 147,182

Step by Step Solution

1. Step 1: Write the proportion equation
   99,436 : 147,182 = 147,182 : x
2. Step 2: Convert to fraction form
   99,436/147,182 = 147,182/x
3. Step 3: Cross multiply
   99,436x = 147,182 × 147,182
4. Step 4: Simplify right side
   99,436x = 21,662,541,124
5. Step 5: Solve for x
   x = 21,662,541,124/99,436
6. Step 6: Final answer
   x = 217,854.11