Finding the Fourth Proportional to 82,870.58, 114,357.44 and 47,055.88

Step by Step Solution

1. Step 1: Write the proportion equation
   82,870.58 : 114,357.44 = 47,055.88 : x
2. Step 2: Convert to fraction form
   82,870.58/114,357.44 = 47,055.88/x
3. Step 3: Cross multiply
   82,870.58x = 114,357.44 × 47,055.88
4. Step 4: Simplify right side
   82,870.58x = 5,381,189,973.75
5. Step 5: Solve for x
   x = 5,381,189,973.75/82,870.58
6. Step 6: Final answer
   x = 64,934.87