Finding the Fourth Proportional to 2,164,641.61, 3,245,968.51 and 627,287.53

Step by Step Solution

1. Step 1: Write the proportion equation
   2,164,641.61 : 3,245,968.51 = 627,287.53 : x
2. Step 2: Convert to fraction form
   2,164,641.61/3,245,968.51 = 627,287.53/x
3. Step 3: Cross multiply
   2,164,641.61x = 3,245,968.51 × 627,287.53
4. Step 4: Simplify right side
   2,164,641.61x = 2,036,155,569,095.68
5. Step 5: Solve for x
   x = 2,036,155,569,095.68/2,164,641.61
6. Step 6: Final answer
   x = 940,643.27