Finding the Fourth Proportional to 1,037,890.72, 1,432,288.56 and 560,962.72

Step by Step Solution

1. Step 1: Write the proportion equation
   1,037,890.72 : 1,432,288.56 = 560,962.72 : x
2. Step 2: Convert to fraction form
   1,037,890.72/1,432,288.56 = 560,962.72/x
3. Step 3: Cross multiply
   1,037,890.72x = 1,432,288.56 × 560,962.72
4. Step 4: Simplify right side
   1,037,890.72x = 803,460,486,442.48
5. Step 5: Solve for x
   x = 803,460,486,442.48/1,037,890.72
6. Step 6: Final answer
   x = 774,128.21