Finding the Fourth Proportional to 79,433.91, 109,597.86 and 47,160

Step by Step Solution

1. Step 1: Write the proportion equation
   79,433.91 : 109,597.86 = 47,160 : x
2. Step 2: Convert to fraction form
   79,433.91/109,597.86 = 47,160/x
3. Step 3: Cross multiply
   79,433.91x = 109,597.86 × 47,160
4. Step 4: Simplify right side
   79,433.91x = 5,168,635,077.60
5. Step 5: Solve for x
   x = 5,168,635,077.60/79,433.91
6. Step 6: Final answer
   x = 65,068.37