Finding the Fourth Proportional to 147,012.09, 202,872.72 and 82,475.90

Step by Step Solution

1. Step 1: Write the proportion equation
   147,012.09 : 202,872.72 = 82,475.90 : x
2. Step 2: Convert to fraction form
   147,012.09/202,872.72 = 82,475.90/x
3. Step 3: Cross multiply
   147,012.09x = 202,872.72 × 82,475.90
4. Step 4: Simplify right side
   147,012.09x = 16,732,110,167.45
5. Step 5: Solve for x
   x = 16,732,110,167.45/147,012.09
6. Step 6: Final answer
   x = 113,814.52