Finding the Third Proportional to 3,588,213.94 and 5,515,210.69

Step by Step Solution

1. Step 1: Write the proportion equation
   3,588,213.94 : 5,515,210.69 = 5,515,210.69 : x
2. Step 2: Convert to fraction form
   3,588,213.94/5,515,210.69 = 5,515,210.69/x
3. Step 3: Cross multiply
   3,588,213.94x = 5,515,210.69 × 5,515,210.69
4. Step 4: Simplify right side
   3,588,213.94x = 30,417,548,927,514.22
5. Step 5: Solve for x
   x = 30,417,548,927,514.22/3,588,213.94
6. Step 6: Final answer
   x = 8,477,072.29