Finding the Third Proportional to 1,925,518 and 4,172,108

Step by Step Solution

1. Step 1: Write the proportion equation
   1,925,518 : 4,172,108 = 4,172,108 : x
2. Step 2: Convert to fraction form
   1,925,518/4,172,108 = 4,172,108/x
3. Step 3: Cross multiply
   1,925,518x = 4,172,108 × 4,172,108
4. Step 4: Simplify right side
   1,925,518x = 17,406,485,163,664
5. Step 5: Solve for x
   x = 17,406,485,163,664/1,925,518
6. Step 6: Final answer
   x = 9,039,897.40