Finding the Fourth Proportional to 103,760.48, 143,196.72 and 59,048.48

Step by Step Solution

1. Step 1: Write the proportion equation
   103,760.48 : 143,196.72 = 59,048.48 : x
2. Step 2: Convert to fraction form
   103,760.48/143,196.72 = 59,048.48/x
3. Step 3: Cross multiply
   103,760.48x = 143,196.72 × 59,048.48
4. Step 4: Simplify right side
   103,760.48x = 8,455,548,656.99
5. Step 5: Solve for x
   x = 8,455,548,656.99/103,760.48
6. Step 6: Final answer
   x = 81,491.03