Finding the Third Proportional to 337,850 and 455,061.50

Step by Step Solution

1. Step 1: Write the proportion equation
   337,850 : 455,061.50 = 455,061.50 : x
2. Step 2: Convert to fraction form
   337,850/455,061.50 = 455,061.50/x
3. Step 3: Cross multiply
   337,850x = 455,061.50 × 455,061.50
4. Step 4: Simplify right side
   337,850x = 207,080,968,782.25
5. Step 5: Solve for x
   x = 207,080,968,782.25/337,850
6. Step 6: Final answer
   x = 612,937.60