Finding the Fourth Proportional to 155,931.30, 233,459.55 and 151,557.30

Step by Step Solution

1. Step 1: Write the proportion equation
   155,931.30 : 233,459.55 = 151,557.30 : x
2. Step 2: Convert to fraction form
   155,931.30/233,459.55 = 151,557.30/x
3. Step 3: Cross multiply
   155,931.30x = 233,459.55 × 151,557.30
4. Step 4: Simplify right side
   155,931.30x = 35,382,499,057.22
5. Step 5: Solve for x
   x = 35,382,499,057.22/155,931.30
6. Step 6: Final answer
   x = 226,910.82