Finding the Fourth Proportional to 1,038,300.85, 1,433,161.61 and 608,673.97

Step by Step Solution

1. Step 1: Write the proportion equation
   1,038,300.85 : 1,433,161.61 = 608,673.97 : x
2. Step 2: Convert to fraction form
   1,038,300.85/1,433,161.61 = 608,673.97/x
3. Step 3: Cross multiply
   1,038,300.85x = 1,433,161.61 × 608,673.97
4. Step 4: Simplify right side
   1,038,300.85x = 872,328,166,810.29
5. Step 5: Solve for x
   x = 872,328,166,810.29/1,038,300.85
6. Step 6: Final answer
   x = 840,149.72