Finding the Fourth Proportional to 82,914.72, 114,422.40 and 45,189

Step by Step Solution

1. Step 1: Write the proportion equation
   82,914.72 : 114,422.40 = 45,189 : x
2. Step 2: Convert to fraction form
   82,914.72/114,422.40 = 45,189/x
3. Step 3: Cross multiply
   82,914.72x = 114,422.40 × 45,189
4. Step 4: Simplify right side
   82,914.72x = 5,170,633,833.60
5. Step 5: Solve for x
   x = 5,170,633,833.60/82,914.72
6. Step 6: Final answer
   x = 62,360.87