Finding the Third Proportional to 350,484 and 549,085.50

Step by Step Solution

1. Step 1: Write the proportion equation
   350,484 : 549,085.50 = 549,085.50 : x
2. Step 2: Convert to fraction form
   350,484/549,085.50 = 549,085.50/x
3. Step 3: Cross multiply
   350,484x = 549,085.50 × 549,085.50
4. Step 4: Simplify right side
   350,484x = 301,494,886,310.25
5. Step 5: Solve for x
   x = 301,494,886,310.25/350,484
6. Step 6: Final answer
   x = 860,224.39