Finding the Fourth Proportional to 1,145,061.44, 1,580,154.72 and 635,750.72

Step by Step Solution

1. Step 1: Write the proportion equation
   1,145,061.44 : 1,580,154.72 = 635,750.72 : x
2. Step 2: Convert to fraction form
   1,145,061.44/1,580,154.72 = 635,750.72/x
3. Step 3: Cross multiply
   1,145,061.44x = 1,580,154.72 × 635,750.72
4. Step 4: Simplify right side
   1,145,061.44x = 1,004,584,500,951.40
5. Step 5: Solve for x
   x = 1,004,584,500,951.40/1,145,061.44
6. Step 6: Final answer
   x = 877,319.30