Finding the Fourth Proportional to 2,337.59, 3,506.72 and 777.08

Step by Step Solution

1. Step 1: Write the proportion equation
   2,337.59 : 3,506.72 = 777.08 : x
2. Step 2: Convert to fraction form
   2,337.59/3,506.72 = 777.08/x
3. Step 3: Cross multiply
   2,337.59x = 3,506.72 × 777.08
4. Step 4: Simplify right side
   2,337.59x = 2,725,001.98
5. Step 5: Solve for x
   x = 2,725,001.98/2,337.59
6. Step 6: Final answer
   x = 1,165.73