Finding the Third Proportional to 653,607 and 900,054

Step by Step Solution

1. Step 1: Write the proportion equation
   653,607 : 900,054 = 900,054 : x
2. Step 2: Convert to fraction form
   653,607/900,054 = 900,054/x
3. Step 3: Cross multiply
   653,607x = 900,054 × 900,054
4. Step 4: Simplify right side
   653,607x = 810,097,202,916
5. Step 5: Solve for x
   x = 810,097,202,916/653,607
6. Step 6: Final answer
   x = 1,239,425.53