Finding the Fourth Proportional to 56,017.34, 77,300.43 and 30,866.84

Step by Step Solution

1. Step 1: Write the proportion equation
   56,017.34 : 77,300.43 = 30,866.84 : x
2. Step 2: Convert to fraction form
   56,017.34/77,300.43 = 30,866.84/x
3. Step 3: Cross multiply
   56,017.34x = 77,300.43 × 30,866.84
4. Step 4: Simplify right side
   56,017.34x = 2,386,020,004.74
5. Step 5: Solve for x
   x = 2,386,020,004.74/56,017.34
6. Step 6: Final answer
   x = 42,594.31