Finding the Third Proportional to 371,352 and 811,003.50

Step by Step Solution

1. Step 1: Write the proportion equation
   371,352 : 811,003.50 = 811,003.50 : x
2. Step 2: Convert to fraction form
   371,352/811,003.50 = 811,003.50/x
3. Step 3: Cross multiply
   371,352x = 811,003.50 × 811,003.50
4. Step 4: Simplify right side
   371,352x = 657,726,677,012.25
5. Step 5: Solve for x
   x = 657,726,677,012.25/371,352
6. Step 6: Final answer
   x = 1,771,167.72