Finding the Third Proportional to 9,575,580 and 20,478,264

Step by Step Solution

1. Step 1: Write the proportion equation
   9,575,580 : 20,478,264 = 20,478,264 : x
2. Step 2: Convert to fraction form
   9,575,580/20,478,264 = 20,478,264/x
3. Step 3: Cross multiply
   9,575,580x = 20,478,264 × 20,478,264
4. Step 4: Simplify right side
   9,575,580x = 419,359,296,453,696
5. Step 5: Solve for x
   x = 419,359,296,453,696/9,575,580
6. Step 6: Final answer
   x = 43,794,662.72