Finding the Fourth Proportional to 22,254, 30,710.56 and 13,870.50

Step by Step Solution

1. Step 1: Write the proportion equation
   22,254 : 30,710.56 = 13,870.50 : x
2. Step 2: Convert to fraction form
   22,254/30,710.56 = 13,870.50/x
3. Step 3: Cross multiply
   22,254x = 30,710.56 × 13,870.50
4. Step 4: Simplify right side
   22,254x = 425,970,822.48
5. Step 5: Solve for x
   x = 425,970,822.48/22,254
6. Step 6: Final answer
   x = 19,141.31