Finding the Fourth Proportional to 2,978,451.30, 4,466,938.80 and 848,553.86

Step by Step Solution

1. Step 1: Write the proportion equation
   2,978,451.30 : 4,466,938.80 = 848,553.86 : x
2. Step 2: Convert to fraction form
   2,978,451.30/4,466,938.80 = 848,553.86/x
3. Step 3: Cross multiply
   2,978,451.30x = 4,466,938.80 × 848,553.86
4. Step 4: Simplify right side
   2,978,451.30x = 3,790,438,161,123.77
5. Step 5: Solve for x
   x = 3,790,438,161,123.77/2,978,451.30
6. Step 6: Final answer
   x = 1,272,620.49