Finding the Fourth Proportional to 53,014.18, 73,091.35 and 43,418.72

Step by Step Solution

1. Step 1: Write the proportion equation
   53,014.18 : 73,091.35 = 43,418.72 : x
2. Step 2: Convert to fraction form
   53,014.18/73,091.35 = 43,418.72/x
3. Step 3: Cross multiply
   53,014.18x = 73,091.35 × 43,418.72
4. Step 4: Simplify right side
   53,014.18x = 3,173,532,441.70
5. Step 5: Solve for x
   x = 3,173,532,441.70/53,014.18
6. Step 6: Final answer
   x = 59,861.96