Finding the Third Proportional to 6,880,785 and 10,931,391

Step by Step Solution

1. Step 1: Write the proportion equation
   6,880,785 : 10,931,391 = 10,931,391 : x
2. Step 2: Convert to fraction form
   6,880,785/10,931,391 = 10,931,391/x
3. Step 3: Cross multiply
   6,880,785x = 10,931,391 × 10,931,391
4. Step 4: Simplify right side
   6,880,785x = 119,495,309,194,881
5. Step 5: Solve for x
   x = 119,495,309,194,881/6,880,785
6. Step 6: Final answer
   x = 17,366,522.74