Finding the Third Proportional to 1,186,412 and 2,559,448

Step by Step Solution

1. Step 1: Write the proportion equation
   1,186,412 : 2,559,448 = 2,559,448 : x
2. Step 2: Convert to fraction form
   1,186,412/2,559,448 = 2,559,448/x
3. Step 3: Cross multiply
   1,186,412x = 2,559,448 × 2,559,448
4. Step 4: Simplify right side
   1,186,412x = 6,550,774,064,704
5. Step 5: Solve for x
   x = 6,550,774,064,704/1,186,412
6. Step 6: Final answer
   x = 5,521,500.17