Finding the Third Proportional to 13,042,360 and 30,688,124

Step by Step Solution

1. Step 1: Write the proportion equation
   13,042,360 : 30,688,124 = 30,688,124 : x
2. Step 2: Convert to fraction form
   13,042,360/30,688,124 = 30,688,124/x
3. Step 3: Cross multiply
   13,042,360x = 30,688,124 × 30,688,124
4. Step 4: Simplify right side
   13,042,360x = 941,760,954,639,376
5. Step 5: Solve for x
   x = 941,760,954,639,376/13,042,360
6. Step 6: Final answer
   x = 72,207,863.81