Finding the Fourth Proportional to 1,528,492.78, 2,105,674.41 and 1,068,747.13

Step by Step Solution

1. Step 1: Write the proportion equation
   1,528,492.78 : 2,105,674.41 = 1,068,747.13 : x
2. Step 2: Convert to fraction form
   1,528,492.78/2,105,674.41 = 1,068,747.13/x
3. Step 3: Cross multiply
   1,528,492.78x = 2,105,674.41 × 1,068,747.13
4. Step 4: Simplify right side
   1,528,492.78x = 2,250,433,482,401.94
5. Step 5: Solve for x
   x = 2,250,433,482,401.94/1,528,492.78
6. Step 6: Final answer
   x = 1,472,321.96