Finding the Fourth Proportional to 1,627.77, 2,435.52 and 970.01

Step by Step Solution

1. Step 1: Write the proportion equation
   1,627.77 : 2,435.52 = 970.01 : x
2. Step 2: Convert to fraction form
   1,627.77/2,435.52 = 970.01/x
3. Step 3: Cross multiply
   1,627.77x = 2,435.52 × 970.01
4. Step 4: Simplify right side
   1,627.77x = 2,362,478.76
5. Step 5: Solve for x
   x = 2,362,478.76/1,627.77
6. Step 6: Final answer
   x = 1,451.36