Finding the Fourth Proportional to 2,191,428.56, 3,024,113.34 and 1,224,566.84

Step by Step Solution

1. Step 1: Write the proportion equation
   2,191,428.56 : 3,024,113.34 = 1,224,566.84 : x
2. Step 2: Convert to fraction form
   2,191,428.56/3,024,113.34 = 1,224,566.84/x
3. Step 3: Cross multiply
   2,191,428.56x = 3,024,113.34 × 1,224,566.84
4. Step 4: Simplify right side
   2,191,428.56x = 3,703,228,916,565.65
5. Step 5: Solve for x
   x = 3,703,228,916,565.65/2,191,428.56
6. Step 6: Final answer
   x = 1,689,869.79