Finding the Fourth Proportional to 2,151.48, 2,969.10 and 1,267.34

Step by Step Solution

1. Step 1: Write the proportion equation
   2,151.48 : 2,969.10 = 1,267.34 : x
2. Step 2: Convert to fraction form
   2,151.48/2,969.10 = 1,267.34/x
3. Step 3: Cross multiply
   2,151.48x = 2,969.10 × 1,267.34
4. Step 4: Simplify right side
   2,151.48x = 3,762,844.35
5. Step 5: Solve for x
   x = 3,762,844.35/2,151.48
6. Step 6: Final answer
   x = 1,748.96