Finding the Fourth Proportional to 928,271.34, 1,391,602.01 and 359,260.76

Step by Step Solution

1. Step 1: Write the proportion equation
   928,271.34 : 1,391,602.01 = 359,260.76 : x
2. Step 2: Convert to fraction form
   928,271.34/1,391,602.01 = 359,260.76/x
3. Step 3: Cross multiply
   928,271.34x = 1,391,602.01 × 359,260.76
4. Step 4: Simplify right side
   928,271.34x = 499,947,997,412.83
5. Step 5: Solve for x
   x = 499,947,997,412.83/928,271.34
6. Step 6: Final answer
   x = 538,579.59