Finding the Third Proportional to 1,937,129 and 4,223,041

Step by Step Solution

1. Step 1: Write the proportion equation
   1,937,129 : 4,223,041 = 4,223,041 : x
2. Step 2: Convert to fraction form
   1,937,129/4,223,041 = 4,223,041/x
3. Step 3: Cross multiply
   1,937,129x = 4,223,041 × 4,223,041
4. Step 4: Simplify right side
   1,937,129x = 17,834,075,287,681
5. Step 5: Solve for x
   x = 17,834,075,287,681/1,937,129
6. Step 6: Final answer
   x = 9,206,446.91