Finding the Fourth Proportional to 147,591.10, 221,362.89 and 42,386.14

Step by Step Solution

1. Step 1: Write the proportion equation
   147,591.10 : 221,362.89 = 42,386.14 : x
2. Step 2: Convert to fraction form
   147,591.10/221,362.89 = 42,386.14/x
3. Step 3: Cross multiply
   147,591.10x = 221,362.89 × 42,386.14
4. Step 4: Simplify right side
   147,591.10x = 9,382,718,446.34
5. Step 5: Solve for x
   x = 9,382,718,446.34/147,591.10
6. Step 6: Final answer
   x = 63,572.39