Finding the Fourth Proportional to 2,112,377.90, 2,915,082.23 and 1,145,507.94

Step by Step Solution

1. Step 1: Write the proportion equation
   2,112,377.90 : 2,915,082.23 = 1,145,507.94 : x
2. Step 2: Convert to fraction form
   2,112,377.90/2,915,082.23 = 1,145,507.94/x
3. Step 3: Cross multiply
   2,112,377.90x = 2,915,082.23 × 1,145,507.94
4. Step 4: Simplify right side
   2,112,377.90x = 3,339,249,834,490.37
5. Step 5: Solve for x
   x = 3,339,249,834,490.37/2,112,377.90
6. Step 6: Final answer
   x = 1,580,801.35