Finding the Third Proportional to 5,509,040 and 8,550,946

Step by Step Solution

1. Step 1: Write the proportion equation
   5,509,040 : 8,550,946 = 8,550,946 : x
2. Step 2: Convert to fraction form
   5,509,040/8,550,946 = 8,550,946/x
3. Step 3: Cross multiply
   5,509,040x = 8,550,946 × 8,550,946
4. Step 4: Simplify right side
   5,509,040x = 73,118,677,494,916
5. Step 5: Solve for x
   x = 73,118,677,494,916/5,509,040
6. Step 6: Final answer
   x = 13,272,489.85