Finding the Fourth Proportional to 106,953.30, 147,620.34 and 71,144.82

Step by Step Solution

1. Step 1: Write the proportion equation
   106,953.30 : 147,620.34 = 71,144.82 : x
2. Step 2: Convert to fraction form
   106,953.30/147,620.34 = 71,144.82/x
3. Step 3: Cross multiply
   106,953.30x = 147,620.34 × 71,144.82
4. Step 4: Simplify right side
   106,953.30x = 10,502,422,517.64
5. Step 5: Solve for x
   x = 10,502,422,517.64/106,953.30
6. Step 6: Final answer
   x = 98,196.34