Finding the Third Proportional to 432,870 and 939,672

Step by Step Solution

1. Step 1: Write the proportion equation
   432,870 : 939,672 = 939,672 : x
2. Step 2: Convert to fraction form
   432,870/939,672 = 939,672/x
3. Step 3: Cross multiply
   432,870x = 939,672 × 939,672
4. Step 4: Simplify right side
   432,870x = 882,983,467,584
5. Step 5: Solve for x
   x = 882,983,467,584/432,870
6. Step 6: Final answer
   x = 2,039,835.21