Finding the Third Proportional to 2,653,128 and 5,684,784

Step by Step Solution

1. Step 1: Write the proportion equation
   2,653,128 : 5,684,784 = 5,684,784 : x
2. Step 2: Convert to fraction form
   2,653,128/5,684,784 = 5,684,784/x
3. Step 3: Cross multiply
   2,653,128x = 5,684,784 × 5,684,784
4. Step 4: Simplify right side
   2,653,128x = 32,316,769,126,656
5. Step 5: Solve for x
   x = 32,316,769,126,656/2,653,128
6. Step 6: Final answer
   x = 12,180,629.48