Finding the Fourth Proportional to 42,098.77, 63,097.86 and 19,579.06

Step by Step Solution

1. Step 1: Write the proportion equation
   42,098.77 : 63,097.86 = 19,579.06 : x
2. Step 2: Convert to fraction form
   42,098.77/63,097.86 = 19,579.06/x
3. Step 3: Cross multiply
   42,098.77x = 63,097.86 × 19,579.06
4. Step 4: Simplify right side
   42,098.77x = 1,235,396,471.32
5. Step 5: Solve for x
   x = 1,235,396,471.32/42,098.77
6. Step 6: Final answer
   x = 29,345.20