Finding the Third Proportional to 1,737,890 and 3,634,680

Step by Step Solution

1. Step 1: Write the proportion equation
   1,737,890 : 3,634,680 = 3,634,680 : x
2. Step 2: Convert to fraction form
   1,737,890/3,634,680 = 3,634,680/x
3. Step 3: Cross multiply
   1,737,890x = 3,634,680 × 3,634,680
4. Step 4: Simplify right side
   1,737,890x = 13,210,898,702,400
5. Step 5: Solve for x
   x = 13,210,898,702,400/1,737,890
6. Step 6: Final answer
   x = 7,601,688.66