Finding the Fourth Proportional to 56,018.09, 77,303.97 and 30,524.63

Step by Step Solution

1. Step 1: Write the proportion equation
   56,018.09 : 77,303.97 = 30,524.63 : x
2. Step 2: Convert to fraction form
   56,018.09/77,303.97 = 30,524.63/x
3. Step 3: Cross multiply
   56,018.09x = 77,303.97 × 30,524.63
4. Step 4: Simplify right side
   56,018.09x = 2,359,675,081.78
5. Step 5: Solve for x
   x = 2,359,675,081.78/56,018.09
6. Step 6: Final answer
   x = 42,123.45