Finding the Fourth Proportional to 786,985,103.88, 1,086,135,196.50 and 456,960,233.16

Step by Step Solution

1. Step 1: Write the proportion equation
   786,985,103.88 : 1,086,135,196.50 = 456,960,233.16 : x
2. Step 2: Convert to fraction form
   786,985,103.88/1,086,135,196.50 = 456,960,233.16/x
3. Step 3: Cross multiply
   786,985,103.88x = 1,086,135,196.50 × 456,960,233.16
4. Step 4: Simplify right side
   786,985,103.88x = 496,320,592,635,922,432
5. Step 5: Solve for x
   x = 496,320,592,635,922,432/786,985,103.88
6. Step 6: Final answer
   x = 630,660,720.50