Finding the Fourth Proportional to 492,152,109.12, 737,793,717.12 and 185,659,456.32

Step by Step Solution

1. Step 1: Write the proportion equation
   492,152,109.12 : 737,793,717.12 = 185,659,456.32 : x
2. Step 2: Convert to fraction form
   492,152,109.12/737,793,717.12 = 185,659,456.32/x
3. Step 3: Cross multiply
   492,152,109.12x = 737,793,717.12 × 185,659,456.32
4. Step 4: Simplify right side
   492,152,109.12x = 136,978,380,396,811,072
5. Step 5: Solve for x
   x = 136,978,380,396,811,072/492,152,109.12
6. Step 6: Final answer
   x = 278,325,293.86