Finding the Fourth Proportional to 2,142,444.35, 2,956,624.30 and 1,224,758.88

Step by Step Solution

1. Step 1: Write the proportion equation
   2,142,444.35 : 2,956,624.30 = 1,224,758.88 : x
2. Step 2: Convert to fraction form
   2,142,444.35/2,956,624.30 = 1,224,758.88/x
3. Step 3: Cross multiply
   2,142,444.35x = 2,956,624.30 × 1,224,758.88
4. Step 4: Simplify right side
   2,142,444.35x = 3,621,151,867,779.73
5. Step 5: Solve for x
   x = 3,621,151,867,779.73/2,142,444.35
6. Step 6: Final answer
   x = 1,690,196.46