Finding the Fourth Proportional to 31,152.79, 42,963.72 and 19,044.10

Step by Step Solution

1. Step 1: Write the proportion equation
   31,152.79 : 42,963.72 = 19,044.10 : x
2. Step 2: Convert to fraction form
   31,152.79/42,963.72 = 19,044.10/x
3. Step 3: Cross multiply
   31,152.79x = 42,963.72 × 19,044.10
4. Step 4: Simplify right side
   31,152.79x = 818,205,362.34
5. Step 5: Solve for x
   x = 818,205,362.34/31,152.79
6. Step 6: Final answer
   x = 26,264.27