Finding the Fourth Proportional to 82,059.84, 123,089.76 and 19,730.34

Step by Step Solution

1. Step 1: Write the proportion equation
   82,059.84 : 123,089.76 = 19,730.34 : x
2. Step 2: Convert to fraction form
   82,059.84/123,089.76 = 19,730.34/x
3. Step 3: Cross multiply
   82,059.84x = 123,089.76 × 19,730.34
4. Step 4: Simplify right side
   82,059.84x = 2,428,602,815.32
5. Step 5: Solve for x
   x = 2,428,602,815.32/82,059.84
6. Step 6: Final answer
   x = 29,595.51