Finding the Fourth Proportional to 72,804.32, 109,206.40 and 22,888.78

Step by Step Solution

1. Step 1: Write the proportion equation
   72,804.32 : 109,206.40 = 22,888.78 : x
2. Step 2: Convert to fraction form
   72,804.32/109,206.40 = 22,888.78/x
3. Step 3: Cross multiply
   72,804.32x = 109,206.40 × 22,888.78
4. Step 4: Simplify right side
   72,804.32x = 2,499,601,041.25
5. Step 5: Solve for x
   x = 2,499,601,041.25/72,804.32
6. Step 6: Final answer
   x = 34,333.14