Finding the Fourth Proportional to 11,810,856.72, 17,714,603.12 and 3,722,781.24

Step by Step Solution

1. Step 1: Write the proportion equation
   11,810,856.72 : 17,714,603.12 = 3,722,781.24 : x
2. Step 2: Convert to fraction form
   11,810,856.72/17,714,603.12 = 3,722,781.24/x
3. Step 3: Cross multiply
   11,810,856.72x = 17,714,603.12 × 3,722,781.24
4. Step 4: Simplify right side
   11,810,856.72x = 65,947,592,169,181.48
5. Step 5: Solve for x
   x = 65,947,592,169,181.48/11,810,856.72
6. Step 6: Final answer
   x = 5,583,641.71