Finding the Fourth Proportional to 2,186,838.12, 3,280,243.26 and 746,826.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,186,838.12 : 3,280,243.26 = 746,826.72 : x
2. Step 2: Convert to fraction form
   2,186,838.12/3,280,243.26 = 746,826.72/x
3. Step 3: Cross multiply
   2,186,838.12x = 3,280,243.26 × 746,826.72
4. Step 4: Simplify right side
   2,186,838.12x = 2,449,773,314,667.91
5. Step 5: Solve for x
   x = 2,449,773,314,667.91/2,186,838.12
6. Step 6: Final answer
   x = 1,120,235.33