Finding the Fourth Proportional to 1,784,100.87, 2,675,396.79 and 718,856.91

Step by Step Solution

1. Step 1: Write the proportion equation
   1,784,100.87 : 2,675,396.79 = 718,856.91 : x
2. Step 2: Convert to fraction form
   1,784,100.87/2,675,396.79 = 718,856.91/x
3. Step 3: Cross multiply
   1,784,100.87x = 2,675,396.79 × 718,856.91
4. Step 4: Simplify right side
   1,784,100.87x = 1,923,227,469,483.32
5. Step 5: Solve for x
   x = 1,923,227,469,483.32/1,784,100.87
6. Step 6: Final answer
   x = 1,077,981.35