Finding the Fourth Proportional to 2,311,792.43, 3,468,279.13 and 891,467.15

Step by Step Solution

1. Step 1: Write the proportion equation
   2,311,792.43 : 3,468,279.13 = 891,467.15 : x
2. Step 2: Convert to fraction form
   2,311,792.43/3,468,279.13 = 891,467.15/x
3. Step 3: Cross multiply
   2,311,792.43x = 3,468,279.13 × 891,467.15
4. Step 4: Simplify right side
   2,311,792.43x = 3,091,856,891,855.52
5. Step 5: Solve for x
   x = 3,091,856,891,855.52/2,311,792.43
6. Step 6: Final answer
   x = 1,337,428.42