Finding the Fourth Proportional to 851,012.06, 1,276,522.20 and 251,984.52

Step by Step Solution

1. Step 1: Write the proportion equation
   851,012.06 : 1,276,522.20 = 251,984.52 : x
2. Step 2: Convert to fraction form
   851,012.06/1,276,522.20 = 251,984.52/x
3. Step 3: Cross multiply
   851,012.06x = 1,276,522.20 × 251,984.52
4. Step 4: Simplify right side
   851,012.06x = 321,663,833,836.34
5. Step 5: Solve for x
   x = 321,663,833,836.34/851,012.06
6. Step 6: Final answer
   x = 377,978.00