Finding the Fourth Proportional to 2,100.84, 3,152.07 and 802.01

Step by Step Solution

1. Step 1: Write the proportion equation
   2,100.84 : 3,152.07 = 802.01 : x
2. Step 2: Convert to fraction form
   2,100.84/3,152.07 = 802.01/x
3. Step 3: Cross multiply
   2,100.84x = 3,152.07 × 802.01
4. Step 4: Simplify right side
   2,100.84x = 2,527,975.90
5. Step 5: Solve for x
   x = 2,527,975.90/2,100.84
6. Step 6: Final answer
   x = 1,203.32