Finding the Third Proportional to 1,680,924 and 2,515,446

Step by Step Solution

1. Step 1: Write the proportion equation
   1,680,924 : 2,515,446 = 2,515,446 : x
2. Step 2: Convert to fraction form
   1,680,924/2,515,446 = 2,515,446/x
3. Step 3: Cross multiply
   1,680,924x = 2,515,446 × 2,515,446
4. Step 4: Simplify right side
   1,680,924x = 6,327,468,578,916
5. Step 5: Solve for x
   x = 6,327,468,578,916/1,680,924
6. Step 6: Final answer
   x = 3,764,279.99