Finding the Third Proportional to 349,153 and 749,977.25

Step by Step Solution

1. Step 1: Write the proportion equation
   349,153 : 749,977.25 = 749,977.25 : x
2. Step 2: Convert to fraction form
   349,153/749,977.25 = 749,977.25/x
3. Step 3: Cross multiply
   349,153x = 749,977.25 × 749,977.25
4. Step 4: Simplify right side
   349,153x = 562,465,875,517.56
5. Step 5: Solve for x
   x = 562,465,875,517.56/349,153
6. Step 6: Final answer
   x = 1,610,943.84