Finding the Third Proportional to 21,677,130 and 50,581,717.50

Step by Step Solution

1. Step 1: Write the proportion equation
   21,677,130 : 50,581,717.50 = 50,581,717.50 : x
2. Step 2: Convert to fraction form
   21,677,130/50,581,717.50 = 50,581,717.50/x
3. Step 3: Cross multiply
   21,677,130x = 50,581,717.50 × 50,581,717.50
4. Step 4: Simplify right side
   21,677,130x = 2,558,510,145,249,806
5. Step 5: Solve for x
   x = 2,558,510,145,249,806/21,677,130
6. Step 6: Final answer
   x = 118,028,085.14