Finding the Fourth Proportional to 82,276.04, 123,412.98 and 19,947.08

Step by Step Solution

1. Step 1: Write the proportion equation
   82,276.04 : 123,412.98 = 19,947.08 : x
2. Step 2: Convert to fraction form
   82,276.04/123,412.98 = 19,947.08/x
3. Step 3: Cross multiply
   82,276.04x = 123,412.98 × 19,947.08
4. Step 4: Simplify right side
   82,276.04x = 2,461,728,585.10
5. Step 5: Solve for x
   x = 2,461,728,585.10/82,276.04
6. Step 6: Final answer
   x = 29,920.36