Finding the Fourth Proportional to 72,596.84, 108,875.82 and 19,993.82

Step by Step Solution

1. Step 1: Write the proportion equation
   72,596.84 : 108,875.82 = 19,993.82 : x
2. Step 2: Convert to fraction form
   72,596.84/108,875.82 = 19,993.82/x
3. Step 3: Cross multiply
   72,596.84x = 108,875.82 × 19,993.82
4. Step 4: Simplify right side
   72,596.84x = 2,176,843,547.43
5. Step 5: Solve for x
   x = 2,176,843,547.43/72,596.84
6. Step 6: Final answer
   x = 29,985.38