Finding the Fourth Proportional to 1,901.78, 2,624.43 and 1,062.50

Step by Step Solution

1. Step 1: Write the proportion equation
   1,901.78 : 2,624.43 = 1,062.50 : x
2. Step 2: Convert to fraction form
   1,901.78/2,624.43 = 1,062.50/x
3. Step 3: Cross multiply
   1,901.78x = 2,624.43 × 1,062.50
4. Step 4: Simplify right side
   1,901.78x = 2,788,443.75
5. Step 5: Solve for x
   x = 2,788,443.75/1,901.78
6. Step 6: Final answer
   x = 1,466.23