Finding the Fourth Proportional to 22,898.25, 31,599.59 and 12,962.25

Step by Step Solution

1. Step 1: Write the proportion equation
   22,898.25 : 31,599.59 = 12,962.25 : x
2. Step 2: Convert to fraction form
   22,898.25/31,599.59 = 12,962.25/x
3. Step 3: Cross multiply
   22,898.25x = 31,599.59 × 12,962.25
4. Step 4: Simplify right side
   22,898.25x = 409,601,720.67
5. Step 5: Solve for x
   x = 409,601,720.67/22,898.25
6. Step 6: Final answer
   x = 17,887.91