Finding the Fourth Proportional to 59,315, 81,869.28 and 34,179.08

Step by Step Solution

1. Step 1: Write the proportion equation
   59,315 : 81,869.28 = 34,179.08 : x
2. Step 2: Convert to fraction form
   59,315/81,869.28 = 34,179.08/x
3. Step 3: Cross multiply
   59,315x = 81,869.28 × 34,179.08
4. Step 4: Simplify right side
   59,315x = 2,798,216,670.66
5. Step 5: Solve for x
   x = 2,798,216,670.66/59,315
6. Step 6: Final answer
   x = 47,175.53