Finding the Fourth Proportional to 1,414,061.85, 2,121,112.53 and 403,184.21

Step by Step Solution

1. Step 1: Write the proportion equation
   1,414,061.85 : 2,121,112.53 = 403,184.21 : x
2. Step 2: Convert to fraction form
   1,414,061.85/2,121,112.53 = 403,184.21/x
3. Step 3: Cross multiply
   1,414,061.85x = 2,121,112.53 × 403,184.21
4. Step 4: Simplify right side
   1,414,061.85x = 855,199,069,123.59
5. Step 5: Solve for x
   x = 855,199,069,123.59/1,414,061.85
6. Step 6: Final answer
   x = 604,781.94