Finding the Fourth Proportional to 147,003.57, 202,840.33 and 86,586.24

Step by Step Solution

1. Step 1: Write the proportion equation
   147,003.57 : 202,840.33 = 86,586.24 : x
2. Step 2: Convert to fraction form
   147,003.57/202,840.33 = 86,586.24/x
3. Step 3: Cross multiply
   147,003.57x = 202,840.33 × 86,586.24
4. Step 4: Simplify right side
   147,003.57x = 17,563,181,495.06
5. Step 5: Solve for x
   x = 17,563,181,495.06/147,003.57
6. Step 6: Final answer
   x = 119,474.52