Finding the Third Proportional to 7,138,960 and 10,724,264

Step by Step Solution

1. Step 1: Write the proportion equation
   7,138,960 : 10,724,264 = 10,724,264 : x
2. Step 2: Convert to fraction form
   7,138,960/10,724,264 = 10,724,264/x
3. Step 3: Cross multiply
   7,138,960x = 10,724,264 × 10,724,264
4. Step 4: Simplify right side
   7,138,960x = 115,009,838,341,696
5. Step 5: Solve for x
   x = 115,009,838,341,696/7,138,960
6. Step 6: Final answer
   x = 16,110,167.07