Finding the Third Proportional to 12,971,160 and 28,157,616

Step by Step Solution

1. Step 1: Write the proportion equation
   12,971,160 : 28,157,616 = 28,157,616 : x
2. Step 2: Convert to fraction form
   12,971,160/28,157,616 = 28,157,616/x
3. Step 3: Cross multiply
   12,971,160x = 28,157,616 × 28,157,616
4. Step 4: Simplify right side
   12,971,160x = 792,851,338,803,456
5. Step 5: Solve for x
   x = 792,851,338,803,456/12,971,160
6. Step 6: Final answer
   x = 61,124,166.13