Finding the Fourth Proportional to 22,510,287.76, 31,064,224.56 and 12,197,002.72

Step by Step Solution

1. Step 1: Write the proportion equation
   22,510,287.76 : 31,064,224.56 = 12,197,002.72 : x
2. Step 2: Convert to fraction form
   22,510,287.76/31,064,224.56 = 12,197,002.72/x
3. Step 3: Cross multiply
   22,510,287.76x = 31,064,224.56 × 12,197,002.72
4. Step 4: Simplify right side
   22,510,287.76x = 378,890,431,453,010.81
5. Step 5: Solve for x
   x = 378,890,431,453,010.81/22,510,287.76
6. Step 6: Final answer
   x = 16,831,878.63