Finding the Fourth Proportional to 5,362,007.86, 8,042,941.59 and 1,318,530.58

Step by Step Solution

1. Step 1: Write the proportion equation
   5,362,007.86 : 8,042,941.59 = 1,318,530.58 : x
2. Step 2: Convert to fraction form
   5,362,007.86/8,042,941.59 = 1,318,530.58/x
3. Step 3: Cross multiply
   5,362,007.86x = 8,042,941.59 × 1,318,530.58
4. Step 4: Simplify right side
   5,362,007.86x = 10,604,864,439,568.82
5. Step 5: Solve for x
   x = 10,604,864,439,568.82/5,362,007.86
6. Step 6: Final answer
   x = 1,977,778.61