Finding the Fourth Proportional to 42,961.10, 64,426.19 and 14,873.51

Step by Step Solution

1. Step 1: Write the proportion equation
   42,961.10 : 64,426.19 = 14,873.51 : x
2. Step 2: Convert to fraction form
   42,961.10/64,426.19 = 14,873.51/x
3. Step 3: Cross multiply
   42,961.10x = 64,426.19 × 14,873.51
4. Step 4: Simplify right side
   42,961.10x = 958,243,667.92
5. Step 5: Solve for x
   x = 958,243,667.92/42,961.10
6. Step 6: Final answer
   x = 22,304.92