Finding the Fourth Proportional to 72,176.41, 99,554.03 and 47,059.93

Step by Step Solution

1. Step 1: Write the proportion equation
   72,176.41 : 99,554.03 = 47,059.93 : x
2. Step 2: Convert to fraction form
   72,176.41/99,554.03 = 47,059.93/x
3. Step 3: Cross multiply
   72,176.41x = 99,554.03 × 47,059.93
4. Step 4: Simplify right side
   72,176.41x = 4,685,005,447.72
5. Step 5: Solve for x
   x = 4,685,005,447.72/72,176.41
6. Step 6: Final answer
   x = 64,910.48