Finding the Third Proportional to 21,610,136 and 51,011,588

Step by Step Solution

1. Step 1: Write the proportion equation
   21,610,136 : 51,011,588 = 51,011,588 : x
2. Step 2: Convert to fraction form
   21,610,136/51,011,588 = 51,011,588/x
3. Step 3: Cross multiply
   21,610,136x = 51,011,588 × 51,011,588
4. Step 4: Simplify right side
   21,610,136x = 2,602,182,110,281,744
5. Step 5: Solve for x
   x = 2,602,182,110,281,744/21,610,136
6. Step 6: Final answer
   x = 120,414,888.19