Finding the Third Proportional to 336,588 and 736,531.50

Step by Step Solution

1. Step 1: Write the proportion equation
   336,588 : 736,531.50 = 736,531.50 : x
2. Step 2: Convert to fraction form
   336,588/736,531.50 = 736,531.50/x
3. Step 3: Cross multiply
   336,588x = 736,531.50 × 736,531.50
4. Step 4: Simplify right side
   336,588x = 542,478,650,492.25
5. Step 5: Solve for x
   x = 542,478,650,492.25/336,588
6. Step 6: Final answer
   x = 1,611,699.32