Finding the Fourth Proportional to 59,072.79, 88,650.74 and 53,426.19

Step by Step Solution

1. Step 1: Write the proportion equation
   59,072.79 : 88,650.74 = 53,426.19 : x
2. Step 2: Convert to fraction form
   59,072.79/88,650.74 = 53,426.19/x
3. Step 3: Cross multiply
   59,072.79x = 88,650.74 × 53,426.19
4. Step 4: Simplify right side
   59,072.79x = 4,736,271,011.75
5. Step 5: Solve for x
   x = 4,736,271,011.75/59,072.79
6. Step 6: Final answer
   x = 80,176.86