Finding the Fourth Proportional to 1,281,483.86, 1,921,942.49 and 370,468.51

Step by Step Solution

1. Step 1: Write the proportion equation
   1,281,483.86 : 1,921,942.49 = 370,468.51 : x
2. Step 2: Convert to fraction form
   1,281,483.86/1,921,942.49 = 370,468.51/x
3. Step 3: Cross multiply
   1,281,483.86x = 1,921,942.49 × 370,468.51
4. Step 4: Simplify right side
   1,281,483.86x = 712,019,166,697.31
5. Step 5: Solve for x
   x = 712,019,166,697.31/1,281,483.86
6. Step 6: Final answer
   x = 555,620.86