Finding the Third Proportional to 9,611,011.50 and 21,047,621

Step by Step Solution

1. Step 1: Write the proportion equation
   9,611,011.50 : 21,047,621 = 21,047,621 : x
2. Step 2: Convert to fraction form
   9,611,011.50/21,047,621 = 21,047,621/x
3. Step 3: Cross multiply
   9,611,011.50x = 21,047,621 × 21,047,621
4. Step 4: Simplify right side
   9,611,011.50x = 443,002,349,759,641
5. Step 5: Solve for x
   x = 443,002,349,759,641/9,611,011.50
6. Step 6: Final answer
   x = 46,093,207.75