Finding the Fourth Proportional to 2,226,835.55, 3,073,068.78 and 1,208,240.30

Step by Step Solution

1. Step 1: Write the proportion equation
   2,226,835.55 : 3,073,068.78 = 1,208,240.30 : x
2. Step 2: Convert to fraction form
   2,226,835.55/3,073,068.78 = 1,208,240.30/x
3. Step 3: Cross multiply
   2,226,835.55x = 3,073,068.78 × 1,208,240.30
4. Step 4: Simplify right side
   2,226,835.55x = 3,713,005,544,667.83
5. Step 5: Solve for x
   x = 3,713,005,544,667.83/2,226,835.55
6. Step 6: Final answer
   x = 1,667,391.00