Finding the Fourth Proportional to 79,657.66, 109,914.72 and 45,659.90

Step by Step Solution

1. Step 1: Write the proportion equation
   79,657.66 : 109,914.72 = 45,659.90 : x
2. Step 2: Convert to fraction form
   79,657.66/109,914.72 = 45,659.90/x
3. Step 3: Cross multiply
   79,657.66x = 109,914.72 × 45,659.90
4. Step 4: Simplify right side
   79,657.66x = 5,018,695,123.73
5. Step 5: Solve for x
   x = 5,018,695,123.73/79,657.66
6. Step 6: Final answer
   x = 63,003.30