Finding the Fourth Proportional to 2,123,160.65, 2,930,044.62 and 1,205,475.17

Step by Step Solution

1. Step 1: Write the proportion equation
   2,123,160.65 : 2,930,044.62 = 1,205,475.17 : x
2. Step 2: Convert to fraction form
   2,123,160.65/2,930,044.62 = 1,205,475.17/x
3. Step 3: Cross multiply
   2,123,160.65x = 2,930,044.62 × 1,205,475.17
4. Step 4: Simplify right side
   2,123,160.65x = 3,532,096,021,751.86
5. Step 5: Solve for x
   x = 3,532,096,021,751.86/2,123,160.65
6. Step 6: Final answer
   x = 1,663,602.81