Finding the Fourth Proportional to 2,116,981.63, 2,921,494.41 and 1,199,210.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,116,981.63 : 2,921,494.41 = 1,199,210.50 : x
2. Step 2: Convert to fraction form
   2,116,981.63/2,921,494.41 = 1,199,210.50/x
3. Step 3: Cross multiply
   2,116,981.63x = 2,921,494.41 × 1,199,210.50
4. Step 4: Simplify right side
   2,116,981.63x = 3,503,486,757,555.83
5. Step 5: Solve for x
   x = 3,503,486,757,555.83/2,116,981.63
6. Step 6: Final answer
   x = 1,654,944.34