Finding the Third Proportional to 900,355 and 1,373,399.50

Step by Step Solution

1. Step 1: Write the proportion equation
   900,355 : 1,373,399.50 = 1,373,399.50 : x
2. Step 2: Convert to fraction form
   900,355/1,373,399.50 = 1,373,399.50/x
3. Step 3: Cross multiply
   900,355x = 1,373,399.50 × 1,373,399.50
4. Step 4: Simplify right side
   900,355x = 1,886,226,186,600.25
5. Step 5: Solve for x
   x = 1,886,226,186,600.25/900,355
6. Step 6: Final answer
   x = 2,094,980.52