Finding the Third Proportional to 433,090.50 and 893,641.50

Step by Step Solution

1. Step 1: Write the proportion equation
   433,090.50 : 893,641.50 = 893,641.50 : x
2. Step 2: Convert to fraction form
   433,090.50/893,641.50 = 893,641.50/x
3. Step 3: Cross multiply
   433,090.50x = 893,641.50 × 893,641.50
4. Step 4: Simplify right side
   433,090.50x = 798,595,130,522.25
5. Step 5: Solve for x
   x = 798,595,130,522.25/433,090.50
6. Step 6: Final answer
   x = 1,843,945.16