Finding the Fourth Proportional to 220,302.72, 330,010.56 and 101,810.88

Step by Step Solution

1. Step 1: Write the proportion equation
   220,302.72 : 330,010.56 = 101,810.88 : x
2. Step 2: Convert to fraction form
   220,302.72/330,010.56 = 101,810.88/x
3. Step 3: Cross multiply
   220,302.72x = 330,010.56 × 101,810.88
4. Step 4: Simplify right side
   220,302.72x = 33,598,665,522.89
5. Step 5: Solve for x
   x = 33,598,665,522.89/220,302.72
6. Step 6: Final answer
   x = 152,511.35