Finding the Fourth Proportional to 47,088.36, 64,978.74 and 25,868.52

Step by Step Solution

1. Step 1: Write the proportion equation
   47,088.36 : 64,978.74 = 25,868.52 : x
2. Step 2: Convert to fraction form
   47,088.36/64,978.74 = 25,868.52/x
3. Step 3: Cross multiply
   47,088.36x = 64,978.74 × 25,868.52
4. Step 4: Simplify right side
   47,088.36x = 1,680,903,835.26
5. Step 5: Solve for x
   x = 1,680,903,835.26/47,088.36
6. Step 6: Final answer
   x = 35,696.80