Finding the Fourth Proportional to 2,148,355.50, 2,964,689.49 and 1,181,485.79

Step by Step Solution

1. Step 1: Write the proportion equation
   2,148,355.50 : 2,964,689.49 = 1,181,485.79 : x
2. Step 2: Convert to fraction form
   2,148,355.50/2,964,689.49 = 1,181,485.79/x
3. Step 3: Cross multiply
   2,148,355.50x = 2,964,689.49 × 1,181,485.79
4. Step 4: Simplify right side
   2,148,355.50x = 3,502,738,507,178.50
5. Step 5: Solve for x
   x = 3,502,738,507,178.50/2,148,355.50
6. Step 6: Final answer
   x = 1,630,427.79