Finding the Fourth Proportional to 40,155.84, 55,415.16 and 22,250.70

Step by Step Solution

1. Step 1: Write the proportion equation
   40,155.84 : 55,415.16 = 22,250.70 : x
2. Step 2: Convert to fraction form
   40,155.84/55,415.16 = 22,250.70/x
3. Step 3: Cross multiply
   40,155.84x = 55,415.16 × 22,250.70
4. Step 4: Simplify right side
   40,155.84x = 1,233,026,100.61
5. Step 5: Solve for x
   x = 1,233,026,100.61/40,155.84
6. Step 6: Final answer
   x = 30,706.02