Finding the Third Proportional to 250,030 and 375,072

Step by Step Solution

1. Step 1: Write the proportion equation
   250,030 : 375,072 = 375,072 : x
2. Step 2: Convert to fraction form
   250,030/375,072 = 375,072/x
3. Step 3: Cross multiply
   250,030x = 375,072 × 375,072
4. Step 4: Simplify right side
   250,030x = 140,679,005,184
5. Step 5: Solve for x
   x = 140,679,005,184/250,030
6. Step 6: Final answer
   x = 562,648.50