Finding the Fourth Proportional to 56,300.36, 77,693.29 and 30,806.62

Step by Step Solution

1. Step 1: Write the proportion equation
   56,300.36 : 77,693.29 = 30,806.62 : x
2. Step 2: Convert to fraction form
   56,300.36/77,693.29 = 30,806.62/x
3. Step 3: Cross multiply
   56,300.36x = 77,693.29 × 30,806.62
4. Step 4: Simplify right side
   56,300.36x = 2,393,467,661.58
5. Step 5: Solve for x
   x = 2,393,467,661.58/56,300.36
6. Step 6: Final answer
   x = 42,512.48