Finding the Fourth Proportional to 47,039.89, 64,915.55 and 25,818.70

Step by Step Solution

1. Step 1: Write the proportion equation
   47,039.89 : 64,915.55 = 25,818.70 : x
2. Step 2: Convert to fraction form
   47,039.89/64,915.55 = 25,818.70/x
3. Step 3: Cross multiply
   47,039.89x = 64,915.55 × 25,818.70
4. Step 4: Simplify right side
   47,039.89x = 1,676,035,110.79
5. Step 5: Solve for x
   x = 1,676,035,110.79/47,039.89
6. Step 6: Final answer
   x = 35,630.08