Finding the Fourth Proportional to 2,142,250.35, 2,956,305.24 and 1,224,499.10

Step by Step Solution

1. Step 1: Write the proportion equation
   2,142,250.35 : 2,956,305.24 = 1,224,499.10 : x
2. Step 2: Convert to fraction form
   2,142,250.35/2,956,305.24 = 1,224,499.10/x
3. Step 3: Cross multiply
   2,142,250.35x = 2,956,305.24 × 1,224,499.10
4. Step 4: Simplify right side
   2,142,250.35x = 3,619,993,090,923.76
5. Step 5: Solve for x
   x = 3,619,993,090,923.76/2,142,250.35
6. Step 6: Final answer
   x = 1,689,808.61