Finding the Third Proportional to 1,905,072 and 2,902,272

Step by Step Solution

1. Step 1: Write the proportion equation
   1,905,072 : 2,902,272 = 2,902,272 : x
2. Step 2: Convert to fraction form
   1,905,072/2,902,272 = 2,902,272/x
3. Step 3: Cross multiply
   1,905,072x = 2,902,272 × 2,902,272
4. Step 4: Simplify right side
   1,905,072x = 8,423,182,761,984
5. Step 5: Solve for x
   x = 8,423,182,761,984/1,905,072
6. Step 6: Final answer
   x = 4,421,451.14