Finding the Fourth Proportional to 1,445.50, 2,168.52 and 471.34

Step by Step Solution

1. Step 1: Write the proportion equation
   1,445.50 : 2,168.52 = 471.34 : x
2. Step 2: Convert to fraction form
   1,445.50/2,168.52 = 471.34/x
3. Step 3: Cross multiply
   1,445.50x = 2,168.52 × 471.34
4. Step 4: Simplify right side
   1,445.50x = 1,022,110.22
5. Step 5: Solve for x
   x = 1,022,110.22/1,445.50
6. Step 6: Final answer
   x = 707.10