Finding the Fourth Proportional to 56,336.09, 77,743.98 and 30,842.69

Step by Step Solution

1. Step 1: Write the proportion equation
   56,336.09 : 77,743.98 = 30,842.69 : x
2. Step 2: Convert to fraction form
   56,336.09/77,743.98 = 30,842.69/x
3. Step 3: Cross multiply
   56,336.09x = 77,743.98 × 30,842.69
4. Step 4: Simplify right side
   56,336.09x = 2,397,833,085.79
5. Step 5: Solve for x
   x = 2,397,833,085.79/56,336.09
6. Step 6: Final answer
   x = 42,563.01