Finding the Third Proportional to 341,738 and 747,810

Step by Step Solution

1. Step 1: Write the proportion equation
   341,738 : 747,810 = 747,810 : x
2. Step 2: Convert to fraction form
   341,738/747,810 = 747,810/x
3. Step 3: Cross multiply
   341,738x = 747,810 × 747,810
4. Step 4: Simplify right side
   341,738x = 559,219,796,100
5. Step 5: Solve for x
   x = 559,219,796,100/341,738
6. Step 6: Final answer
   x = 1,636,399.22