Finding the Fourth Proportional to 1,037,882.10, 1,556,823.15 and 617,978.10

Step by Step Solution

1. Step 1: Write the proportion equation
   1,037,882.10 : 1,556,823.15 = 617,978.10 : x
2. Step 2: Convert to fraction form
   1,037,882.10/1,556,823.15 = 617,978.10/x
3. Step 3: Cross multiply
   1,037,882.10x = 1,556,823.15 × 617,978.10
4. Step 4: Simplify right side
   1,037,882.10x = 962,082,612,273.02
5. Step 5: Solve for x
   x = 962,082,612,273.02/1,037,882.10
6. Step 6: Final answer
   x = 926,967.15