Finding the Fourth Proportional to 51,147.09, 70,554.70 and 42,576.48

Step by Step Solution

1. Step 1: Write the proportion equation
   51,147.09 : 70,554.70 = 42,576.48 : x
2. Step 2: Convert to fraction form
   51,147.09/70,554.70 = 42,576.48/x
3. Step 3: Cross multiply
   51,147.09x = 70,554.70 × 42,576.48
4. Step 4: Simplify right side
   51,147.09x = 3,003,970,667.01
5. Step 5: Solve for x
   x = 3,003,970,667.01/51,147.09
6. Step 6: Final answer
   x = 58,732.00