Finding the Third Proportional to 803,587.50 and 1,091,353.50

Step by Step Solution

1. Step 1: Write the proportion equation
   803,587.50 : 1,091,353.50 = 1,091,353.50 : x
2. Step 2: Convert to fraction form
   803,587.50/1,091,353.50 = 1,091,353.50/x
3. Step 3: Cross multiply
   803,587.50x = 1,091,353.50 × 1,091,353.50
4. Step 4: Simplify right side
   803,587.50x = 1,191,052,461,962.25
5. Step 5: Solve for x
   x = 1,191,052,461,962.25/803,587.50
6. Step 6: Final answer
   x = 1,482,168.98