Finding the Fourth Proportional to 22,551,054.69, 31,120,475.82 and 12,237,777.88

Step by Step Solution

1. Step 1: Write the proportion equation
   22,551,054.69 : 31,120,475.82 = 12,237,777.88 : x
2. Step 2: Convert to fraction form
   22,551,054.69/31,120,475.82 = 12,237,777.88/x
3. Step 3: Cross multiply
   22,551,054.69x = 31,120,475.82 × 12,237,777.88
4. Step 4: Simplify right side
   22,551,054.69x = 380,845,470,605,070.88
5. Step 5: Solve for x
   x = 380,845,470,605,070.88/22,551,054.69
6. Step 6: Final answer
   x = 16,888,144.52