Finding the Fourth Proportional to 47,020.91, 64,890.72 and 25,800.93

Step by Step Solution

1. Step 1: Write the proportion equation
   47,020.91 : 64,890.72 = 25,800.93 : x
2. Step 2: Convert to fraction form
   47,020.91/64,890.72 = 25,800.93/x
3. Step 3: Cross multiply
   47,020.91x = 64,890.72 × 25,800.93
4. Step 4: Simplify right side
   47,020.91x = 1,674,240,924.37
5. Step 5: Solve for x
   x = 1,674,240,924.37/47,020.91
6. Step 6: Final answer
   x = 35,606.31