Finding the Third Proportional to 5,604,768 and 8,876,320

Step by Step Solution

1. Step 1: Write the proportion equation
   5,604,768 : 8,876,320 = 8,876,320 : x
2. Step 2: Convert to fraction form
   5,604,768/8,876,320 = 8,876,320/x
3. Step 3: Cross multiply
   5,604,768x = 8,876,320 × 8,876,320
4. Step 4: Simplify right side
   5,604,768x = 78,789,056,742,400
5. Step 5: Solve for x
   x = 78,789,056,742,400/5,604,768
6. Step 6: Final answer
   x = 14,057,505.46