Finding the Fourth Proportional to 2,360.01, 3,256.70 and 1,312.05

Step by Step Solution

1. Step 1: Write the proportion equation
   2,360.01 : 3,256.70 = 1,312.05 : x
2. Step 2: Convert to fraction form
   2,360.01/3,256.70 = 1,312.05/x
3. Step 3: Cross multiply
   2,360.01x = 3,256.70 × 1,312.05
4. Step 4: Simplify right side
   2,360.01x = 4,272,946.67
5. Step 5: Solve for x
   x = 4,272,946.67/2,360.01
6. Step 6: Final answer
   x = 1,810.56