Finding the Third Proportional to 30,038 and 42,253

Step by Step Solution

1. Step 1: Write the proportion equation
   30,038 : 42,253 = 42,253 : x
2. Step 2: Convert to fraction form
   30,038/42,253 = 42,253/x
3. Step 3: Cross multiply
   30,038x = 42,253 × 42,253
4. Step 4: Simplify right side
   30,038x = 1,785,316,009
5. Step 5: Solve for x
   x = 1,785,316,009/30,038
6. Step 6: Final answer
   x = 59,435.25