Finding the Fourth Proportional to 2,208,061.18, 3,312,090.76 and 691,863.30

Step by Step Solution

1. Step 1: Write the proportion equation
   2,208,061.18 : 3,312,090.76 = 691,863.30 : x
2. Step 2: Convert to fraction form
   2,208,061.18/3,312,090.76 = 691,863.30/x
3. Step 3: Cross multiply
   2,208,061.18x = 3,312,090.76 × 691,863.30
4. Step 4: Simplify right side
   2,208,061.18x = 2,291,514,043,113.11
5. Step 5: Solve for x
   x = 2,291,514,043,113.11/2,208,061.18
6. Step 6: Final answer
   x = 1,037,794.63