Finding the Third Proportional to 597,885 and 907,897.50

Step by Step Solution

1. Step 1: Write the proportion equation
   597,885 : 907,897.50 = 907,897.50 : x
2. Step 2: Convert to fraction form
   597,885/907,897.50 = 907,897.50/x
3. Step 3: Cross multiply
   597,885x = 907,897.50 × 907,897.50
4. Step 4: Simplify right side
   597,885x = 824,277,870,506.25
5. Step 5: Solve for x
   x = 824,277,870,506.25/597,885
6. Step 6: Final answer
   x = 1,378,656.21