Finding the Third Proportional to 1,890,536 and 4,148,424

Step by Step Solution

1. Step 1: Write the proportion equation
   1,890,536 : 4,148,424 = 4,148,424 : x
2. Step 2: Convert to fraction form
   1,890,536/4,148,424 = 4,148,424/x
3. Step 3: Cross multiply
   1,890,536x = 4,148,424 × 4,148,424
4. Step 4: Simplify right side
   1,890,536x = 17,209,421,683,776
5. Step 5: Solve for x
   x = 17,209,421,683,776/1,890,536
6. Step 6: Final answer
   x = 9,102,932.55