Finding the Fourth Proportional to 45,978.82, 68,990.10 and 22,592.50

Step by Step Solution

1. Step 1: Write the proportion equation
   45,978.82 : 68,990.10 = 22,592.50 : x
2. Step 2: Convert to fraction form
   45,978.82/68,990.10 = 22,592.50/x
3. Step 3: Cross multiply
   45,978.82x = 68,990.10 × 22,592.50
4. Step 4: Simplify right side
   45,978.82x = 1,558,658,834.25
5. Step 5: Solve for x
   x = 1,558,658,834.25/45,978.82
6. Step 6: Final answer
   x = 33,899.50