Finding the Fourth Proportional to 272,918.72, 376,622.16 and 152,059.52

Step by Step Solution

1. Step 1: Write the proportion equation
   272,918.72 : 376,622.16 = 152,059.52 : x
2. Step 2: Convert to fraction form
   272,918.72/376,622.16 = 152,059.52/x
3. Step 3: Cross multiply
   272,918.72x = 376,622.16 × 152,059.52
4. Step 4: Simplify right side
   272,918.72x = 57,268,984,870.96
5. Step 5: Solve for x
   x = 57,268,984,870.96/272,918.72
6. Step 6: Final answer
   x = 209,838.98