Finding the Fourth Proportional to 35,898.32, 53,870.52 and 17,420.24

Step by Step Solution

1. Step 1: Write the proportion equation
   35,898.32 : 53,870.52 = 17,420.24 : x
2. Step 2: Convert to fraction form
   35,898.32/53,870.52 = 17,420.24/x
3. Step 3: Cross multiply
   35,898.32x = 53,870.52 × 17,420.24
4. Step 4: Simplify right side
   35,898.32x = 938,437,387.32
5. Step 5: Solve for x
   x = 938,437,387.32/35,898.32
6. Step 6: Final answer
   x = 26,141.54