Finding the Fourth Proportional to 2,123,166.72, 2,930,053.02 and 1,205,481.36

Step by Step Solution

1. Step 1: Write the proportion equation
   2,123,166.72 : 2,930,053.02 = 1,205,481.36 : x
2. Step 2: Convert to fraction form
   2,123,166.72/2,930,053.02 = 1,205,481.36/x
3. Step 3: Cross multiply
   2,123,166.72x = 2,930,053.02 × 1,205,481.36
4. Step 4: Simplify right side
   2,123,166.72x = 3,532,124,299,421.71
5. Step 5: Solve for x
   x = 3,532,124,299,421.71/2,123,166.72
6. Step 6: Final answer
   x = 1,663,611.37