Finding the Fourth Proportional to 82,068.12, 123,102.18 and 19,738.62

Step by Step Solution

1. Step 1: Write the proportion equation
   82,068.12 : 123,102.18 = 19,738.62 : x
2. Step 2: Convert to fraction form
   82,068.12/123,102.18 = 19,738.62/x
3. Step 3: Cross multiply
   82,068.12x = 123,102.18 × 19,738.62
4. Step 4: Simplify right side
   82,068.12x = 2,429,867,152.19
5. Step 5: Solve for x
   x = 2,429,867,152.19/82,068.12
6. Step 6: Final answer
   x = 29,607.93