Finding the Fourth Proportional to 1,401.66, 1,937.79 and 1,051.74

Step by Step Solution

1. Step 1: Write the proportion equation
   1,401.66 : 1,937.79 = 1,051.74 : x
2. Step 2: Convert to fraction form
   1,401.66/1,937.79 = 1,051.74/x
3. Step 3: Cross multiply
   1,401.66x = 1,937.79 × 1,051.74
4. Step 4: Simplify right side
   1,401.66x = 2,038,051.25
5. Step 5: Solve for x
   x = 2,038,051.25/1,401.66
6. Step 6: Final answer
   x = 1,454.03