Finding the Fourth Proportional to 2,570,520.18, 3,855,003.07 and 772,926.46

Step by Step Solution

1. Step 1: Write the proportion equation
   2,570,520.18 : 3,855,003.07 = 772,926.46 : x
2. Step 2: Convert to fraction form
   2,570,520.18/3,855,003.07 = 772,926.46/x
3. Step 3: Cross multiply
   2,570,520.18x = 3,855,003.07 × 772,926.46
4. Step 4: Simplify right side
   2,570,520.18x = 2,979,633,872,319.60
5. Step 5: Solve for x
   x = 2,979,633,872,319.60/2,570,520.18
6. Step 6: Final answer
   x = 1,159,156.00