Finding the Fourth Proportional to 2,230,706.83, 3,078,393.88 and 1,212,111.58

Step by Step Solution

1. Step 1: Write the proportion equation
   2,230,706.83 : 3,078,393.88 = 1,212,111.58 : x
2. Step 2: Convert to fraction form
   2,230,706.83/3,078,393.88 = 1,212,111.58/x
3. Step 3: Cross multiply
   2,230,706.83x = 3,078,393.88 × 1,212,111.58
4. Step 4: Simplify right side
   2,230,706.83x = 3,731,356,869,749.13
5. Step 5: Solve for x
   x = 3,731,356,869,749.13/2,230,706.83
6. Step 6: Final answer
   x = 1,672,724.01