Finding the Fourth Proportional to 1,152,565,613.37, 1,727,879,622.79 and 933,673,128.21

Step by Step Solution

1. Step 1: Write the proportion equation
   1,152,565,613.37 : 1,727,879,622.79 = 933,673,128.21 : x
2. Step 2: Convert to fraction form
   1,152,565,613.37/1,727,879,622.79 = 933,673,128.21/x
3. Step 3: Cross multiply
   1,152,565,613.37x = 1,727,879,622.79 × 933,673,128.21
4. Step 4: Simplify right side
   1,152,565,613.37x = 1,613,274,772,580,654,080
5. Step 5: Solve for x
   x = 1,613,274,772,580,654,080/1,152,565,613.37
6. Step 6: Final answer
   x = 1,399,724,886.69