Finding the Fourth Proportional to 2,218,308.35, 3,061,267.58 and 1,199,713.10

Step by Step Solution

1. Step 1: Write the proportion equation
   2,218,308.35 : 3,061,267.58 = 1,199,713.10 : x
2. Step 2: Convert to fraction form
   2,218,308.35/3,061,267.58 = 1,199,713.10/x
3. Step 3: Cross multiply
   2,218,308.35x = 3,061,267.58 × 1,199,713.10
4. Step 4: Simplify right side
   2,218,308.35x = 3,672,642,818,331.30
5. Step 5: Solve for x
   x = 3,672,642,818,331.30/2,218,308.35
6. Step 6: Final answer
   x = 1,655,605.19