Finding the Fourth Proportional to 82,507.12, 113,856.78 and 44,780.56

Step by Step Solution

1. Step 1: Write the proportion equation
   82,507.12 : 113,856.78 = 44,780.56 : x
2. Step 2: Convert to fraction form
   82,507.12/113,856.78 = 44,780.56/x
3. Step 3: Cross multiply
   82,507.12x = 113,856.78 × 44,780.56
4. Step 4: Simplify right side
   82,507.12x = 5,098,570,368.20
5. Step 5: Solve for x
   x = 5,098,570,368.20/82,507.12
6. Step 6: Final answer
   x = 61,795.52