Finding the Third Proportional to 21,900,776 and 50,698,880

Step by Step Solution

1. Step 1: Write the proportion equation
   21,900,776 : 50,698,880 = 50,698,880 : x
2. Step 2: Convert to fraction form
   21,900,776/50,698,880 = 50,698,880/x
3. Step 3: Cross multiply
   21,900,776x = 50,698,880 × 50,698,880
4. Step 4: Simplify right side
   21,900,776x = 2,570,376,433,254,400
5. Step 5: Solve for x
   x = 2,570,376,433,254,400/21,900,776
6. Step 6: Final answer
   x = 117,364,628.23