Finding the Fourth Proportional to 627,870.04, 866,454.14 and 467,442.52

Step by Step Solution

1. Step 1: Write the proportion equation
   627,870.04 : 866,454.14 = 467,442.52 : x
2. Step 2: Convert to fraction form
   627,870.04/866,454.14 = 467,442.52/x
3. Step 3: Cross multiply
   627,870.04x = 866,454.14 × 467,442.52
4. Step 4: Simplify right side
   627,870.04x = 405,017,506,666.03
5. Step 5: Solve for x
   x = 405,017,506,666.03/627,870.04
6. Step 6: Final answer
   x = 645,065.83