Finding the Fourth Proportional to 1,160,385.89, 1,740,184.67 and 402,050.37

Step by Step Solution

1. Step 1: Write the proportion equation
   1,160,385.89 : 1,740,184.67 = 402,050.37 : x
2. Step 2: Convert to fraction form
   1,160,385.89/1,740,184.67 = 402,050.37/x
3. Step 3: Cross multiply
   1,160,385.89x = 1,740,184.67 × 402,050.37
4. Step 4: Simplify right side
   1,160,385.89x = 699,641,890,441.83
5. Step 5: Solve for x
   x = 699,641,890,441.83/1,160,385.89
6. Step 6: Final answer
   x = 602,938.98