Finding the Fourth Proportional to 82,219.35, 123,050.19 and 52,219.18

Step by Step Solution

1. Step 1: Write the proportion equation
   82,219.35 : 123,050.19 = 52,219.18 : x
2. Step 2: Convert to fraction form
   82,219.35/123,050.19 = 52,219.18/x
3. Step 3: Cross multiply
   82,219.35x = 123,050.19 × 52,219.18
4. Step 4: Simplify right side
   82,219.35x = 6,425,580,076.55
5. Step 5: Solve for x
   x = 6,425,580,076.55/82,219.35
6. Step 6: Final answer
   x = 78,151.67