Finding the Third Proportional to 1,913,269 and 4,199,725

Step by Step Solution

1. Step 1: Write the proportion equation
   1,913,269 : 4,199,725 = 4,199,725 : x
2. Step 2: Convert to fraction form
   1,913,269/4,199,725 = 4,199,725/x
3. Step 3: Cross multiply
   1,913,269x = 4,199,725 × 4,199,725
4. Step 4: Simplify right side
   1,913,269x = 17,637,690,075,625
5. Step 5: Solve for x
   x = 17,637,690,075,625/1,913,269
6. Step 6: Final answer
   x = 9,218,614.88