Finding the Fourth Proportional to 2,191,622.10, 3,024,429.75 and 1,224,752.10

Step by Step Solution

1. Step 1: Write the proportion equation
   2,191,622.10 : 3,024,429.75 = 1,224,752.10 : x
2. Step 2: Convert to fraction form
   2,191,622.10/3,024,429.75 = 1,224,752.10/x
3. Step 3: Cross multiply
   2,191,622.10x = 3,024,429.75 × 1,224,752.10
4. Step 4: Simplify right side
   2,191,622.10x = 3,704,176,687,614.98
5. Step 5: Solve for x
   x = 3,704,176,687,614.98/2,191,622.10
6. Step 6: Final answer
   x = 1,690,153.01