Finding the Fourth Proportional to 2,616,665.44, 3,925,071.96 and 723,406.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,616,665.44 : 3,925,071.96 = 723,406.72 : x
2. Step 2: Convert to fraction form
   2,616,665.44/3,925,071.96 = 723,406.72/x
3. Step 3: Cross multiply
   2,616,665.44x = 3,925,071.96 × 723,406.72
4. Step 4: Simplify right side
   2,616,665.44x = 2,839,423,432,347.57
5. Step 5: Solve for x
   x = 2,839,423,432,347.57/2,616,665.44
6. Step 6: Final answer
   x = 1,085,130.48