Finding the Third Proportional to 27,915,520 and 42,013,056

Step by Step Solution

1. Step 1: Write the proportion equation
   27,915,520 : 42,013,056 = 42,013,056 : x
2. Step 2: Convert to fraction form
   27,915,520/42,013,056 = 42,013,056/x
3. Step 3: Cross multiply
   27,915,520x = 42,013,056 × 42,013,056
4. Step 4: Simplify right side
   27,915,520x = 1,765,096,874,459,136
5. Step 5: Solve for x
   x = 1,765,096,874,459,136/27,915,520
6. Step 6: Final answer
   x = 63,229,947.87