Finding the Fourth Proportional to 1,114,300.10, 1,672,404.45 and 1,105,912.94

Step by Step Solution

1. Step 1: Write the proportion equation
   1,114,300.10 : 1,672,404.45 = 1,105,912.94 : x
2. Step 2: Convert to fraction form
   1,114,300.10/1,672,404.45 = 1,105,912.94/x
3. Step 3: Cross multiply
   1,114,300.10x = 1,672,404.45 × 1,105,912.94
4. Step 4: Simplify right side
   1,114,300.10x = 1,849,533,722,168.58
5. Step 5: Solve for x
   x = 1,849,533,722,168.58/1,114,300.10
6. Step 6: Final answer
   x = 1,659,816.53