Finding the Fourth Proportional to 2,505,354.30, 3,757,998.69 and 612,112.14

Step by Step Solution

1. Step 1: Write the proportion equation
   2,505,354.30 : 3,757,998.69 = 612,112.14 : x
2. Step 2: Convert to fraction form
   2,505,354.30/3,757,998.69 = 612,112.14/x
3. Step 3: Cross multiply
   2,505,354.30x = 3,757,998.69 × 612,112.14
4. Step 4: Simplify right side
   2,505,354.30x = 2,300,316,620,253.10
5. Step 5: Solve for x
   x = 2,300,316,620,253.10/2,505,354.30
6. Step 6: Final answer
   x = 918,160.21