Finding the Fourth Proportional to 2,653,962.28, 3,980,936.72 and 734,867.09

Step by Step Solution

1. Step 1: Write the proportion equation
   2,653,962.28 : 3,980,936.72 = 734,867.09 : x
2. Step 2: Convert to fraction form
   2,653,962.28/3,980,936.72 = 734,867.09/x
3. Step 3: Cross multiply
   2,653,962.28x = 3,980,936.72 × 734,867.09
4. Step 4: Simplify right side
   2,653,962.28x = 2,925,459,382,900.55
5. Step 5: Solve for x
   x = 2,925,459,382,900.55/2,653,962.28
6. Step 6: Final answer
   x = 1,102,298.78