Finding the Fourth Proportional to 22,550,561.62, 31,119,856.61 and 12,237,281.98

Step by Step Solution

1. Step 1: Write the proportion equation
   22,550,561.62 : 31,119,856.61 = 12,237,281.98 : x
2. Step 2: Convert to fraction form
   22,550,561.62/31,119,856.61 = 12,237,281.98/x
3. Step 3: Cross multiply
   22,550,561.62x = 31,119,856.61 × 12,237,281.98
4. Step 4: Simplify right side
   22,550,561.62x = 380,822,460,513,736.88
5. Step 5: Solve for x
   x = 380,822,460,513,736.88/22,550,561.62
6. Step 6: Final answer
   x = 16,887,493.40