Finding the Fourth Proportional to 47,401.48, 71,060.55 and 19,345.15

Step by Step Solution

1. Step 1: Write the proportion equation
   47,401.48 : 71,060.55 = 19,345.15 : x
2. Step 2: Convert to fraction form
   47,401.48/71,060.55 = 19,345.15/x
3. Step 3: Cross multiply
   47,401.48x = 71,060.55 × 19,345.15
4. Step 4: Simplify right side
   47,401.48x = 1,374,676,998.83
5. Step 5: Solve for x
   x = 1,374,676,998.83/47,401.48
6. Step 6: Final answer
   x = 29,000.72