Finding the Fourth Proportional to 22,061.15, 33,091.70 and 8,913.51

Step by Step Solution

1. Step 1: Write the proportion equation
   22,061.15 : 33,091.70 = 8,913.51 : x
2. Step 2: Convert to fraction form
   22,061.15/33,091.70 = 8,913.51/x
3. Step 3: Cross multiply
   22,061.15x = 33,091.70 × 8,913.51
4. Step 4: Simplify right side
   22,061.15x = 294,963,154.30
5. Step 5: Solve for x
   x = 294,963,154.30/22,061.15
6. Step 6: Final answer
   x = 13,370.26