Finding the Fourth Proportional to 35,895.29, 49,534.98 and 19,979.72

Step by Step Solution

1. Step 1: Write the proportion equation
   35,895.29 : 49,534.98 = 19,979.72 : x
2. Step 2: Convert to fraction form
   35,895.29/49,534.98 = 19,979.72/x
3. Step 3: Cross multiply
   35,895.29x = 49,534.98 × 19,979.72
4. Step 4: Simplify right side
   35,895.29x = 989,695,030.61
5. Step 5: Solve for x
   x = 989,695,030.61/35,895.29
6. Step 6: Final answer
   x = 27,571.72