Finding the Fourth Proportional to 2,218,306.35, 3,061,264.82 and 1,199,711.10

Step by Step Solution

1. Step 1: Write the proportion equation
   2,218,306.35 : 3,061,264.82 = 1,199,711.10 : x
2. Step 2: Convert to fraction form
   2,218,306.35/3,061,264.82 = 1,199,711.10/x
3. Step 3: Cross multiply
   2,218,306.35x = 3,061,264.82 × 1,199,711.10
4. Step 4: Simplify right side
   2,218,306.35x = 3,672,633,390,074.69
5. Step 5: Solve for x
   x = 3,672,633,390,074.69/2,218,306.35
6. Step 6: Final answer
   x = 1,655,602.43