Finding the Fourth Proportional to 109,841.86, 164,723.82 and 47,478.34

Step by Step Solution

1. Step 1: Write the proportion equation
   109,841.86 : 164,723.82 = 47,478.34 : x
2. Step 2: Convert to fraction form
   109,841.86/164,723.82 = 47,478.34/x
3. Step 3: Cross multiply
   109,841.86x = 164,723.82 × 47,478.34
4. Step 4: Simplify right side
   109,841.86x = 7,820,813,532.06
5. Step 5: Solve for x
   x = 7,820,813,532.06/109,841.86
6. Step 6: Final answer
   x = 71,200.67