Finding the Fourth Proportional to 47,264.72, 70,875.41 and 13,972.91

Step by Step Solution

1. Step 1: Write the proportion equation
   47,264.72 : 70,875.41 = 13,972.91 : x
2. Step 2: Convert to fraction form
   47,264.72/70,875.41 = 13,972.91/x
3. Step 3: Cross multiply
   47,264.72x = 70,875.41 × 13,972.91
4. Step 4: Simplify right side
   47,264.72x = 990,335,300.90
5. Step 5: Solve for x
   x = 990,335,300.90/47,264.72
6. Step 6: Final answer
   x = 20,952.95