Finding the Fourth Proportional to 1,160,300.18, 1,601,315.57 and 677,021.02

Step by Step Solution

1. Step 1: Write the proportion equation
   1,160,300.18 : 1,601,315.57 = 677,021.02 : x
2. Step 2: Convert to fraction form
   1,160,300.18/1,601,315.57 = 677,021.02/x
3. Step 3: Cross multiply
   1,160,300.18x = 1,601,315.57 × 677,021.02
4. Step 4: Simplify right side
   1,160,300.18x = 1,084,124,300,543.28
5. Step 5: Solve for x
   x = 1,084,124,300,543.28/1,160,300.18
6. Step 6: Final answer
   x = 934,348.13