Finding the Third Proportional to 341,498.50 and 749,427.50

Step by Step Solution

1. Step 1: Write the proportion equation
   341,498.50 : 749,427.50 = 749,427.50 : x
2. Step 2: Convert to fraction form
   341,498.50/749,427.50 = 749,427.50/x
3. Step 3: Cross multiply
   341,498.50x = 749,427.50 × 749,427.50
4. Step 4: Simplify right side
   341,498.50x = 561,641,577,756.25
5. Step 5: Solve for x
   x = 561,641,577,756.25/341,498.50
6. Step 6: Final answer
   x = 1,644,638.49