Finding the Fourth Proportional to 2,051,745, 3,076,977.72 and 772,530.42

Step by Step Solution

1. Step 1: Write the proportion equation
   2,051,745 : 3,076,977.72 = 772,530.42 : x
2. Step 2: Convert to fraction form
   2,051,745/3,076,977.72 = 772,530.42/x
3. Step 3: Cross multiply
   2,051,745x = 3,076,977.72 × 772,530.42
4. Step 4: Simplify right side
   2,051,745x = 2,377,058,890,362.24
5. Step 5: Solve for x
   x = 2,377,058,890,362.24/2,051,745
6. Step 6: Final answer
   x = 1,158,554.74