Finding the Third Proportional to 610,740 and 803,119.50

Step by Step Solution

1. Step 1: Write the proportion equation
   610,740 : 803,119.50 = 803,119.50 : x
2. Step 2: Convert to fraction form
   610,740/803,119.50 = 803,119.50/x
3. Step 3: Cross multiply
   610,740x = 803,119.50 × 803,119.50
4. Step 4: Simplify right side
   610,740x = 645,000,931,280.25
5. Step 5: Solve for x
   x = 645,000,931,280.25/610,740
6. Step 6: Final answer
   x = 1,056,097.41