Finding the Fourth Proportional to 791,565.83, 1,092,364.72 and 428,989.67

Step by Step Solution

1. Step 1: Write the proportion equation
   791,565.83 : 1,092,364.72 = 428,989.67 : x
2. Step 2: Convert to fraction form
   791,565.83/1,092,364.72 = 428,989.67/x
3. Step 3: Cross multiply
   791,565.83x = 1,092,364.72 × 428,989.67
4. Step 4: Simplify right side
   791,565.83x = 468,613,178,314.51
5. Step 5: Solve for x
   x = 468,613,178,314.51/791,565.83
6. Step 6: Final answer
   x = 592,007.84