Finding the Fourth Proportional to 147,382.06, 221,072.42 and 42,201

Step by Step Solution

1. Step 1: Write the proportion equation
   147,382.06 : 221,072.42 = 42,201 : x
2. Step 2: Convert to fraction form
   147,382.06/221,072.42 = 42,201/x
3. Step 3: Cross multiply
   147,382.06x = 221,072.42 × 42,201
4. Step 4: Simplify right side
   147,382.06x = 9,329,477,196.42
5. Step 5: Solve for x
   x = 9,329,477,196.42/147,382.06
6. Step 6: Final answer
   x = 63,301.31