Finding the Fourth Proportional to 1,670.91, 2,510.82 and 1,565.82

Step by Step Solution

1. Step 1: Write the proportion equation
   1,670.91 : 2,510.82 = 1,565.82 : x
2. Step 2: Convert to fraction form
   1,670.91/2,510.82 = 1,565.82/x
3. Step 3: Cross multiply
   1,670.91x = 2,510.82 × 1,565.82
4. Step 4: Simplify right side
   1,670.91x = 3,931,492.17
5. Step 5: Solve for x
   x = 3,931,492.17/1,670.91
6. Step 6: Final answer
   x = 2,352.90