Finding the Fourth Proportional to 1,563,962.72, 2,158,267.20 and 848,570.72

Step by Step Solution

1. Step 1: Write the proportion equation
   1,563,962.72 : 2,158,267.20 = 848,570.72 : x
2. Step 2: Convert to fraction form
   1,563,962.72/2,158,267.20 = 848,570.72/x
3. Step 3: Cross multiply
   1,563,962.72x = 2,158,267.20 × 848,570.72
4. Step 4: Simplify right side
   1,563,962.72x = 1,831,442,351,856.38
5. Step 5: Solve for x
   x = 1,831,442,351,856.38/1,563,962.72
6. Step 6: Final answer
   x = 1,171,026.86