Finding the Fourth Proportional to 1,485,898.56, 2,228,850.72 and 363,971.52

Step by Step Solution

1. Step 1: Write the proportion equation
   1,485,898.56 : 2,228,850.72 = 363,971.52 : x
2. Step 2: Convert to fraction form
   1,485,898.56/2,228,850.72 = 363,971.52/x
3. Step 3: Cross multiply
   1,485,898.56x = 2,228,850.72 × 363,971.52
4. Step 4: Simplify right side
   1,485,898.56x = 811,238,184,411.50
5. Step 5: Solve for x
   x = 811,238,184,411.50/1,485,898.56
6. Step 6: Final answer
   x = 545,957.99