Finding the Fourth Proportional to 42,105.12, 63,153.18 and 22,362.72

Step by Step Solution

1. Step 1: Write the proportion equation
   42,105.12 : 63,153.18 = 22,362.72 : x
2. Step 2: Convert to fraction form
   42,105.12/63,153.18 = 22,362.72/x
3. Step 3: Cross multiply
   42,105.12x = 63,153.18 × 22,362.72
4. Step 4: Simplify right side
   42,105.12x = 1,412,276,881.45
5. Step 5: Solve for x
   x = 1,412,276,881.45/42,105.12
6. Step 6: Final answer
   x = 33,541.69