Finding the Fourth Proportional to 47,061.47, 64,940.81 and 26,915.12

Step by Step Solution

1. Step 1: Write the proportion equation
   47,061.47 : 64,940.81 = 26,915.12 : x
2. Step 2: Convert to fraction form
   47,061.47/64,940.81 = 26,915.12/x
3. Step 3: Cross multiply
   47,061.47x = 64,940.81 × 26,915.12
4. Step 4: Simplify right side
   47,061.47x = 1,747,889,478.30
5. Step 5: Solve for x
   x = 1,747,889,478.30/47,061.47
6. Step 6: Final answer
   x = 37,140.56