Finding the Third Proportional to 12,151,696 and 28,685,224

Step by Step Solution

1. Step 1: Write the proportion equation
   12,151,696 : 28,685,224 = 28,685,224 : x
2. Step 2: Convert to fraction form
   12,151,696/28,685,224 = 28,685,224/x
3. Step 3: Cross multiply
   12,151,696x = 28,685,224 × 28,685,224
4. Step 4: Simplify right side
   12,151,696x = 822,842,075,930,176
5. Step 5: Solve for x
   x = 822,842,075,930,176/12,151,696
6. Step 6: Final answer
   x = 67,714,175.53