Finding the Fourth Proportional to 2,191,420.34, 3,024,145.32 and 1,224,553.04

Step by Step Solution

1. Step 1: Write the proportion equation
   2,191,420.34 : 3,024,145.32 = 1,224,553.04 : x
2. Step 2: Convert to fraction form
   2,191,420.34/3,024,145.32 = 1,224,553.04/x
3. Step 3: Cross multiply
   2,191,420.34x = 3,024,145.32 × 1,224,553.04
4. Step 4: Simplify right side
   2,191,420.34x = 3,703,226,345,007.77
5. Step 5: Solve for x
   x = 3,703,226,345,007.77/2,191,420.34
6. Step 6: Final answer
   x = 1,689,874.95