Finding the Fourth Proportional to 83,591.22, 125,383.59 and 21,263.34

Step by Step Solution

1. Step 1: Write the proportion equation
   83,591.22 : 125,383.59 = 21,263.34 : x
2. Step 2: Convert to fraction form
   83,591.22/125,383.59 = 21,263.34/x
3. Step 3: Cross multiply
   83,591.22x = 125,383.59 × 21,263.34
4. Step 4: Simplify right side
   83,591.22x = 2,666,073,904.59
5. Step 5: Solve for x
   x = 2,666,073,904.59/83,591.22
6. Step 6: Final answer
   x = 31,894.19