Finding the Fourth Proportional to 103,662.02, 143,052.24 and 58,340.06

Step by Step Solution

1. Step 1: Write the proportion equation
   103,662.02 : 143,052.24 = 58,340.06 : x
2. Step 2: Convert to fraction form
   103,662.02/143,052.24 = 58,340.06/x
3. Step 3: Cross multiply
   103,662.02x = 143,052.24 × 58,340.06
4. Step 4: Simplify right side
   103,662.02x = 8,345,676,264.73
5. Step 5: Solve for x
   x = 8,345,676,264.73/103,662.02
6. Step 6: Final answer
   x = 80,508.52