Finding the Fourth Proportional to 49,259,649,922.82, 67,978,851,944.86 and 28,937,962,180.72

Step by Step Solution

1. Step 1: Write the proportion equation
   49,259,649,922.82 : 67,978,851,944.86 = 28,937,962,180.72 : x
2. Step 2: Convert to fraction form
   49,259,649,922.82/67,978,851,944.86 = 28,937,962,180.72/x
3. Step 3: Cross multiply
   49,259,649,922.82x = 67,978,851,944.86 × 28,937,962,180.72
4. Step 4: Simplify right side
   49,259,649,922.82x = 1,967,169,446,669,123,059,712
5. Step 5: Solve for x
   x = 1,967,169,446,669,123,059,712/49,259,649,922.82
6. Step 6: Final answer
   x = 39,934,702,129.46