Finding the Third Proportional to 1,238,634 and 1,810,152

Step by Step Solution

1. Step 1: Write the proportion equation
   1,238,634 : 1,810,152 = 1,810,152 : x
2. Step 2: Convert to fraction form
   1,238,634/1,810,152 = 1,810,152/x
3. Step 3: Cross multiply
   1,238,634x = 1,810,152 × 1,810,152
4. Step 4: Simplify right side
   1,238,634x = 3,276,650,263,104
5. Step 5: Solve for x
   x = 3,276,650,263,104/1,238,634
6. Step 6: Final answer
   x = 2,645,374.07