Finding the Fourth Proportional to 72,770, 109,189.56 and 23,522

Step by Step Solution

1. Step 1: Write the proportion equation
   72,770 : 109,189.56 = 23,522 : x
2. Step 2: Convert to fraction form
   72,770/109,189.56 = 23,522/x
3. Step 3: Cross multiply
   72,770x = 109,189.56 × 23,522
4. Step 4: Simplify right side
   72,770x = 2,568,356,830.32
5. Step 5: Solve for x
   x = 2,568,356,830.32/72,770
6. Step 6: Final answer
   x = 35,294.17