Finding the Third Proportional to 21,556,557 and 32,558,640

Step by Step Solution

1. Step 1: Write the proportion equation
   21,556,557 : 32,558,640 = 32,558,640 : x
2. Step 2: Convert to fraction form
   21,556,557/32,558,640 = 32,558,640/x
3. Step 3: Cross multiply
   21,556,557x = 32,558,640 × 32,558,640
4. Step 4: Simplify right side
   21,556,557x = 1,060,065,038,649,600
5. Step 5: Solve for x
   x = 1,060,065,038,649,600/21,556,557
6. Step 6: Final answer
   x = 49,175,990.33