Finding the Fourth Proportional to 2,114,628.99, 2,918,109.72 and 1,147,738.51

Step by Step Solution

1. Step 1: Write the proportion equation
   2,114,628.99 : 2,918,109.72 = 1,147,738.51 : x
2. Step 2: Convert to fraction form
   2,114,628.99/2,918,109.72 = 1,147,738.51/x
3. Step 3: Cross multiply
   2,114,628.99x = 2,918,109.72 × 1,147,738.51
4. Step 4: Simplify right side
   2,114,628.99x = 3,349,226,902,049.32
5. Step 5: Solve for x
   x = 3,349,226,902,049.32/2,114,628.99
6. Step 6: Final answer
   x = 1,583,836.65