Finding the Third Proportional to 12,943,072 and 28,086,272

Step by Step Solution

1. Step 1: Write the proportion equation
   12,943,072 : 28,086,272 = 28,086,272 : x
2. Step 2: Convert to fraction form
   12,943,072/28,086,272 = 28,086,272/x
3. Step 3: Cross multiply
   12,943,072x = 28,086,272 × 28,086,272
4. Step 4: Simplify right side
   12,943,072x = 788,838,674,857,984
5. Step 5: Solve for x
   x = 788,838,674,857,984/12,943,072
6. Step 6: Final answer
   x = 60,946,788.74