Finding the Third Proportional to 549,581,341.50 and 1,185,253,911

Step by Step Solution

1. Step 1: Write the proportion equation
   549,581,341.50 : 1,185,253,911 = 1,185,253,911 : x
2. Step 2: Convert to fraction form
   549,581,341.50/1,185,253,911 = 1,185,253,911/x
3. Step 3: Cross multiply
   549,581,341.50x = 1,185,253,911 × 1,185,253,911
4. Step 4: Simplify right side
   549,581,341.50x = 1,404,826,833,540,795,904
5. Step 5: Solve for x
   x = 1,404,826,833,540,795,904/549,581,341.50
6. Step 6: Final answer
   x = 2,556,176,360.91