Finding the Fourth Proportional to 47,021.13, 64,890.59 and 25,801.83

Step by Step Solution

1. Step 1: Write the proportion equation
   47,021.13 : 64,890.59 = 25,801.83 : x
2. Step 2: Convert to fraction form
   47,021.13/64,890.59 = 25,801.83/x
3. Step 3: Cross multiply
   47,021.13x = 64,890.59 × 25,801.83
4. Step 4: Simplify right side
   47,021.13x = 1,674,295,842.77
5. Step 5: Solve for x
   x = 1,674,295,842.77/47,021.13
6. Step 6: Final answer
   x = 35,607.31