Finding the Third Proportional to 572,412 and 1,243,152

Step by Step Solution

1. Step 1: Write the proportion equation
   572,412 : 1,243,152 = 1,243,152 : x
2. Step 2: Convert to fraction form
   572,412/1,243,152 = 1,243,152/x
3. Step 3: Cross multiply
   572,412x = 1,243,152 × 1,243,152
4. Step 4: Simplify right side
   572,412x = 1,545,426,895,104
5. Step 5: Solve for x
   x = 1,545,426,895,104/572,412
6. Step 6: Final answer
   x = 2,699,850.62