Finding the Third Proportional to 1,931,688 and 4,195,800

Step by Step Solution

1. Step 1: Write the proportion equation
   1,931,688 : 4,195,800 = 4,195,800 : x
2. Step 2: Convert to fraction form
   1,931,688/4,195,800 = 4,195,800/x
3. Step 3: Cross multiply
   1,931,688x = 4,195,800 × 4,195,800
4. Step 4: Simplify right side
   1,931,688x = 17,604,737,640,000
5. Step 5: Solve for x
   x = 17,604,737,640,000/1,931,688
6. Step 6: Final answer
   x = 9,113,654.81