Finding the Fourth Proportional to 88,106.10, 121,587.59 and 47,820.34

Step by Step Solution

1. Step 1: Write the proportion equation
   88,106.10 : 121,587.59 = 47,820.34 : x
2. Step 2: Convert to fraction form
   88,106.10/121,587.59 = 47,820.34/x
3. Step 3: Cross multiply
   88,106.10x = 121,587.59 × 47,820.34
4. Step 4: Simplify right side
   88,106.10x = 5,814,359,893.58
5. Step 5: Solve for x
   x = 5,814,359,893.58/88,106.10
6. Step 6: Final answer
   x = 65,992.71