Finding the Fourth Proportional to 56,010.06, 77,294.79 and 30,859.56

Step by Step Solution

1. Step 1: Write the proportion equation
   56,010.06 : 77,294.79 = 30,859.56 : x
2. Step 2: Convert to fraction form
   56,010.06/77,294.79 = 30,859.56/x
3. Step 3: Cross multiply
   56,010.06x = 77,294.79 × 30,859.56
4. Step 4: Simplify right side
   56,010.06x = 2,385,283,209.69
5. Step 5: Solve for x
   x = 2,385,283,209.69/56,010.06
6. Step 6: Final answer
   x = 42,586.69