Finding the Fourth Proportional to 662,012,442.20, 913,543,404.72 and 364,648,282.88

Step by Step Solution

1. Step 1: Write the proportion equation
   662,012,442.20 : 913,543,404.72 = 364,648,282.88 : x
2. Step 2: Convert to fraction form
   662,012,442.20/913,543,404.72 = 364,648,282.88/x
3. Step 3: Cross multiply
   662,012,442.20x = 913,543,404.72 × 364,648,282.88
4. Step 4: Simplify right side
   662,012,442.20x = 333,122,033,867,496,896
5. Step 5: Solve for x
   x = 333,122,033,867,496,896/662,012,442.20
6. Step 6: Final answer
   x = 503,196,031.72