Finding the Third Proportional to 2,604,220 and 5,712,685

Step by Step Solution

1. Step 1: Write the proportion equation
   2,604,220 : 5,712,685 = 5,712,685 : x
2. Step 2: Convert to fraction form
   2,604,220/5,712,685 = 5,712,685/x
3. Step 3: Cross multiply
   2,604,220x = 5,712,685 × 5,712,685
4. Step 4: Simplify right side
   2,604,220x = 32,634,769,909,225
5. Step 5: Solve for x
   x = 32,634,769,909,225/2,604,220
6. Step 6: Final answer
   x = 12,531,495.00