Finding the Fourth Proportional to 2,117,460.76, 2,922,085.67 and 1,199,688.09

Step by Step Solution

1. Step 1: Write the proportion equation
   2,117,460.76 : 2,922,085.67 = 1,199,688.09 : x
2. Step 2: Convert to fraction form
   2,117,460.76/2,922,085.67 = 1,199,688.09/x
3. Step 3: Cross multiply
   2,117,460.76x = 2,922,085.67 × 1,199,688.09
4. Step 4: Simplify right side
   2,117,460.76x = 3,505,591,379,257.89
5. Step 5: Solve for x
   x = 3,505,591,379,257.89/2,117,460.76
6. Step 6: Final answer
   x = 1,655,563.80