Finding the Fourth Proportional to 79,134.71, 109,196.17 and 63,042.98

Step by Step Solution

1. Step 1: Write the proportion equation
   79,134.71 : 109,196.17 = 63,042.98 : x
2. Step 2: Convert to fraction form
   79,134.71/109,196.17 = 63,042.98/x
3. Step 3: Cross multiply
   79,134.71x = 109,196.17 × 63,042.98
4. Step 4: Simplify right side
   79,134.71x = 6,884,051,257.80
5. Step 5: Solve for x
   x = 6,884,051,257.80/79,134.71
6. Step 6: Final answer
   x = 86,991.56