Finding the Fourth Proportional to 98,358.48, 147,572.28 and 42,196.32

Step by Step Solution

1. Step 1: Write the proportion equation
   98,358.48 : 147,572.28 = 42,196.32 : x
2. Step 2: Convert to fraction form
   98,358.48/147,572.28 = 42,196.32/x
3. Step 3: Cross multiply
   98,358.48x = 147,572.28 × 42,196.32
4. Step 4: Simplify right side
   98,358.48x = 6,227,007,150.01
5. Step 5: Solve for x
   x = 6,227,007,150.01/98,358.48
6. Step 6: Final answer
   x = 63,309.31