Finding the Fourth Proportional to 56,441.33, 77,885.43 and 30,947.39

Step by Step Solution

1. Step 1: Write the proportion equation
   56,441.33 : 77,885.43 = 30,947.39 : x
2. Step 2: Convert to fraction form
   56,441.33/77,885.43 = 30,947.39/x
3. Step 3: Cross multiply
   56,441.33x = 77,885.43 × 30,947.39
4. Step 4: Simplify right side
   56,441.33x = 2,410,350,856.19
5. Step 5: Solve for x
   x = 2,410,350,856.19/56,441.33
6. Step 6: Final answer
   x = 42,705.42