Finding the Fourth Proportional to 2,145,093.64, 2,960,434.80 and 1,227,140.52

Step by Step Solution

1. Step 1: Write the proportion equation
   2,145,093.64 : 2,960,434.80 = 1,227,140.52 : x
2. Step 2: Convert to fraction form
   2,145,093.64/2,960,434.80 = 1,227,140.52/x
3. Step 3: Cross multiply
   2,145,093.64x = 2,960,434.80 × 1,227,140.52
4. Step 4: Simplify right side
   2,145,093.64x = 3,632,869,499,898.10
5. Step 5: Solve for x
   x = 3,632,869,499,898.10/2,145,093.64
6. Step 6: Final answer
   x = 1,693,571.52