Finding the Fourth Proportional to 2,664,755.89, 3,997,096.88 and 642,982.93

Step by Step Solution

1. Step 1: Write the proportion equation
   2,664,755.89 : 3,997,096.88 = 642,982.93 : x
2. Step 2: Convert to fraction form
   2,664,755.89/3,997,096.88 = 642,982.93/x
3. Step 3: Cross multiply
   2,664,755.89x = 3,997,096.88 × 642,982.93
4. Step 4: Simplify right side
   2,664,755.89x = 2,570,065,050,188.60
5. Step 5: Solve for x
   x = 2,570,065,050,188.60/2,664,755.89
6. Step 6: Final answer
   x = 964,465.47