Finding the Fourth Proportional to 2,605,072.86, 3,902,885.16 and 2,548,385.82

Step by Step Solution

1. Step 1: Write the proportion equation
   2,605,072.86 : 3,902,885.16 = 2,548,385.82 : x
2. Step 2: Convert to fraction form
   2,605,072.86/3,902,885.16 = 2,548,385.82/x
3. Step 3: Cross multiply
   2,605,072.86x = 3,902,885.16 × 2,548,385.82
4. Step 4: Simplify right side
   2,605,072.86x = 9,946,057,198,832.43
5. Step 5: Solve for x
   x = 9,946,057,198,832.43/2,605,072.86
6. Step 6: Final answer
   x = 3,817,957.40