Finding the Fourth Proportional to 79,606.20, 109,872.24 and 45,637.47

Step by Step Solution

1. Step 1: Write the proportion equation
   79,606.20 : 109,872.24 = 45,637.47 : x
2. Step 2: Convert to fraction form
   79,606.20/109,872.24 = 45,637.47/x
3. Step 3: Cross multiply
   79,606.20x = 109,872.24 × 45,637.47
4. Step 4: Simplify right side
   79,606.20x = 5,014,291,056.83
5. Step 5: Solve for x
   x = 5,014,291,056.83/79,606.20
6. Step 6: Final answer
   x = 62,988.70