Finding the Fourth Proportional to 35,492.27, 53,238.42 and 19,920.83

Step by Step Solution

1. Step 1: Write the proportion equation
   35,492.27 : 53,238.42 = 19,920.83 : x
2. Step 2: Convert to fraction form
   35,492.27/53,238.42 = 19,920.83/x
3. Step 3: Cross multiply
   35,492.27x = 53,238.42 × 19,920.83
4. Step 4: Simplify right side
   35,492.27x = 1,060,553,248.10
5. Step 5: Solve for x
   x = 1,060,553,248.10/35,492.27
6. Step 6: Final answer
   x = 29,881.25