Finding the Third Proportional to 28,013,136 and 42,019,698

Step by Step Solution

1. Step 1: Write the proportion equation
   28,013,136 : 42,019,698 = 42,019,698 : x
2. Step 2: Convert to fraction form
   28,013,136/42,019,698 = 42,019,698/x
3. Step 3: Cross multiply
   28,013,136x = 42,019,698 × 42,019,698
4. Step 4: Simplify right side
   28,013,136x = 1,765,655,020,011,204
5. Step 5: Solve for x
   x = 1,765,655,020,011,204/28,013,136
6. Step 6: Final answer
   x = 63,029,538.00