Finding the Fourth Proportional to 2,521,149,507.77, 3,782,234,468.70 and 885,501,655.61

Step by Step Solution

1. Step 1: Write the proportion equation
   2,521,149,507.77 : 3,782,234,468.70 = 885,501,655.61 : x
2. Step 2: Convert to fraction form
   2,521,149,507.77/3,782,234,468.70 = 885,501,655.61/x
3. Step 3: Cross multiply
   2,521,149,507.77x = 3,782,234,468.70 × 885,501,655.61
4. Step 4: Simplify right side
   2,521,149,507.77x = 3,349,174,883,920,147,456
5. Step 5: Solve for x
   x = 3,349,174,883,920,147,456/2,521,149,507.77
6. Step 6: Final answer
   x = 1,328,431,683.09