Finding the Third Proportional to 15,128,740 and 32,778,056

Step by Step Solution

1. Step 1: Write the proportion equation
   15,128,740 : 32,778,056 = 32,778,056 : x
2. Step 2: Convert to fraction form
   15,128,740/32,778,056 = 32,778,056/x
3. Step 3: Cross multiply
   15,128,740x = 32,778,056 × 32,778,056
4. Step 4: Simplify right side
   15,128,740x = 1,074,400,955,139,136
5. Step 5: Solve for x
   x = 1,074,400,955,139,136/15,128,740
6. Step 6: Final answer
   x = 71,017,213.27