Finding the Fourth Proportional to 42,973.64, 64,439.55 and 14,895.29

Step by Step Solution

1. Step 1: Write the proportion equation
   42,973.64 : 64,439.55 = 14,895.29 : x
2. Step 2: Convert to fraction form
   42,973.64/64,439.55 = 14,895.29/x
3. Step 3: Cross multiply
   42,973.64x = 64,439.55 × 14,895.29
4. Step 4: Simplify right side
   42,973.64x = 959,845,945.82
5. Step 5: Solve for x
   x = 959,845,945.82/42,973.64
6. Step 6: Final answer
   x = 22,335.69