Finding the Fourth Proportional to 72,340.96, 108,516.32 and 19,746.04

Step by Step Solution

1. Step 1: Write the proportion equation
   72,340.96 : 108,516.32 = 19,746.04 : x
2. Step 2: Convert to fraction form
   72,340.96/108,516.32 = 19,746.04/x
3. Step 3: Cross multiply
   72,340.96x = 108,516.32 × 19,746.04
4. Step 4: Simplify right side
   72,340.96x = 2,142,767,595.37
5. Step 5: Solve for x
   x = 2,142,767,595.37/72,340.96
6. Step 6: Final answer
   x = 29,620.39