Finding the Fourth Proportional to 1,080,740.34, 1,619,781.72 and 606,429.18

Step by Step Solution

1. Step 1: Write the proportion equation
   1,080,740.34 : 1,619,781.72 = 606,429.18 : x
2. Step 2: Convert to fraction form
   1,080,740.34/1,619,781.72 = 606,429.18/x
3. Step 3: Cross multiply
   1,080,740.34x = 1,619,781.72 × 606,429.18
4. Step 4: Simplify right side
   1,080,740.34x = 982,282,900,238.59
5. Step 5: Solve for x
   x = 982,282,900,238.59/1,080,740.34
6. Step 6: Final answer
   x = 908,898.15