Finding the Third Proportional to 7,078,914 and 10,931,310

Step by Step Solution

1. Step 1: Write the proportion equation
   7,078,914 : 10,931,310 = 10,931,310 : x
2. Step 2: Convert to fraction form
   7,078,914/10,931,310 = 10,931,310/x
3. Step 3: Cross multiply
   7,078,914x = 10,931,310 × 10,931,310
4. Step 4: Simplify right side
   7,078,914x = 119,493,538,316,100
5. Step 5: Solve for x
   x = 119,493,538,316,100/7,078,914
6. Step 6: Final answer
   x = 16,880,207.66