Finding the Fourth Proportional to 56,017.09, 77,302.59 and 30,523.63

Step by Step Solution

1. Step 1: Write the proportion equation
   56,017.09 : 77,302.59 = 30,523.63 : x
2. Step 2: Convert to fraction form
   56,017.09/77,302.59 = 30,523.63/x
3. Step 3: Cross multiply
   56,017.09x = 77,302.59 × 30,523.63
4. Step 4: Simplify right side
   56,017.09x = 2,359,555,655.20
5. Step 5: Solve for x
   x = 2,359,555,655.20/56,017.09
6. Step 6: Final answer
   x = 42,122.07