Finding the Third Proportional to 1,538,224 and 2,387,972

Step by Step Solution

1. Step 1: Write the proportion equation
   1,538,224 : 2,387,972 = 2,387,972 : x
2. Step 2: Convert to fraction form
   1,538,224/2,387,972 = 2,387,972/x
3. Step 3: Cross multiply
   1,538,224x = 2,387,972 × 2,387,972
4. Step 4: Simplify right side
   1,538,224x = 5,702,410,272,784
5. Step 5: Solve for x
   x = 5,702,410,272,784/1,538,224
6. Step 6: Final answer
   x = 3,707,139.06