Finding the Fourth Proportional to 82,900.32, 114,398.37 and 47,085.63

Step by Step Solution

1. Step 1: Write the proportion equation
   82,900.32 : 114,398.37 = 47,085.63 : x
2. Step 2: Convert to fraction form
   82,900.32/114,398.37 = 47,085.63/x
3. Step 3: Cross multiply
   82,900.32x = 114,398.37 × 47,085.63
4. Step 4: Simplify right side
   82,900.32x = 5,386,519,322.42
5. Step 5: Solve for x
   x = 5,386,519,322.42/82,900.32
6. Step 6: Final answer
   x = 64,975.86