Finding the Fourth Proportional to 2,238,468.48, 3,088,996.56 and 1,219,851.36

Step by Step Solution

1. Step 1: Write the proportion equation
   2,238,468.48 : 3,088,996.56 = 1,219,851.36 : x
2. Step 2: Convert to fraction form
   2,238,468.48/3,088,996.56 = 1,219,851.36/x
3. Step 3: Cross multiply
   2,238,468.48x = 3,088,996.56 × 1,219,851.36
4. Step 4: Simplify right side
   2,238,468.48x = 3,768,116,654,751.32
5. Step 5: Solve for x
   x = 3,768,116,654,751.32/2,238,468.48
6. Step 6: Final answer
   x = 1,683,345.86