Finding the Fourth Proportional to 47,020.86, 64,886.76 and 25,799.76

Step by Step Solution

1. Step 1: Write the proportion equation
   47,020.86 : 64,886.76 = 25,799.76 : x
2. Step 2: Convert to fraction form
   47,020.86/64,886.76 = 25,799.76/x
3. Step 3: Cross multiply
   47,020.86x = 64,886.76 × 25,799.76
4. Step 4: Simplify right side
   47,020.86x = 1,674,062,835.18
5. Step 5: Solve for x
   x = 1,674,062,835.18/47,020.86
6. Step 6: Final answer
   x = 35,602.56