Finding the Fourth Proportional to 47,002.32, 64,863.86 and 25,780.19

Step by Step Solution

1. Step 1: Write the proportion equation
   47,002.32 : 64,863.86 = 25,780.19 : x
2. Step 2: Convert to fraction form
   47,002.32/64,863.86 = 25,780.19/x
3. Step 3: Cross multiply
   47,002.32x = 64,863.86 × 25,780.19
4. Step 4: Simplify right side
   47,002.32x = 1,672,202,181.71
5. Step 5: Solve for x
   x = 1,672,202,181.71/47,002.32
6. Step 6: Final answer
   x = 35,577.01